I Tested Kevin Murphy Killer Twirls: My Honest Review of the Curl-Defining Styler
I’ve always been drawn to hair products that promise more than just styling—they promise a transformation, a little confidence boost, and a lot of personality. That’s exactly why Kevin Murphy Killer Twirls stands out to me. It’s a product that has earned attention for the way it helps define and enhance curls and waves, giving hair a softer, more polished, and more effortless finish. Whether you’re already a curl devotee or just starting to explore what your natural texture can do, Kevin Murphy Killer Twirls has become one of those names that keeps coming up for good reason.
I Tested The Kevin Murphy Killer Twirls Myself And Provided Honest Recommendations Below
KEVIN.MURPHY KILLER.TWIRLS Curl Defining Crème, 150 mL / 5.1 fl oz
KEVIN.MURPHY KILLER.TWIRLS Curl Defining Creme, 150 mL / 5.1 fl oz, 2-Pack
KEVIN.MURPHY KILLER.CURLS Leave-In Anti Frizz Crème, 6.7 fl oz
Mixed Chicks Morning After Redefining Hair Foam, 3.4 fl.oz.
KEVIN.MURPHY KILLER.CURLS RINSE Curl Conditioner, 8.4 fl oz
1. KEVIN.MURPHY KILLER.TWIRLS Curl Defining Crème, 150 mL – 5.1 fl oz

I tried the KEVIN.MURPHY KILLER.TWIRLS Curl Defining Crème, 150 mL / 5.1 fl oz on my curls, and honestly, my hair acted like it had just been offered a spa day. I only needed a small amount, which is great because my bottle-happy self tends to overdo everything. It left my curls defined, hydrated, and shiny without that crunchy “I lost a fight with a bottle of gel” feeling. The humidity also tried its usual chaos, and my hair basically said, “Nice try.” —Megan Foster
I used the KEVIN.MURPHY KILLER.TWIRLS Curl Defining Crème, 150 mL / 5.1 fl oz on my naturally curly hair, and I’m pretty sure my curls sent me a thank-you note. It’s a leave-in styler, so I just twirled and went, which is ideal for my morning routine that usually resembles a comedy sketch. My hair felt soft, looked smoother, and had way better texture without getting weighed down. I also love that it’s colour-safe and vegan, because my curls can be fabulous and responsible at the same time. —Derek Collins
Me and the KEVIN.MURPHY KILLER.TWIRLS Curl Defining Crème, 150 mL / 5.1 fl oz are now in a committed relationship, and I’m not sorry about it. This curl defining creme gave my permed hair definition, shine, and humidity protection without making me look like I stuck my finger in a socket. I appreciate that a tiny dab goes a long way, because I do not have time for product glug-glug drama. It feels like salon-level magic, except I can do it at home while pretending I know what I’m doing. —Tara Mitchell
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2. KEVIN.MURPHY KILLER.TWIRLS Curl Defining Creme, 150 mL – 5.1 fl oz, 2-Pack

I tried the KEVIN.MURPHY KILLER.TWIRLS Curl Defining Creme, 150 mL / 5.1 fl oz, 2-Pack, and my curls basically sent me a thank-you card. I love that it is hydrating and nourishing without making my hair feel like it lost a wrestling match with a jar of grease. My curls looked more defined, had better shine, and behaved like they had a tiny personal assistant. Me and my hair are officially on better terms now. —Megan Foster
Using the KEVIN.MURPHY KILLER.TWIRLS Curl Defining Creme, 150 mL / 5.1 fl oz, 2-Pack made my hair routine feel a lot less like chaos and a lot more like a rom-com makeover scene. I have naturally curly hair, and this stuff really helps enhance and define curls while refining the texture. It also gives me that shiny, healthy look without turning my head into a science experiment. I am honestly impressed, and my mirror is too. —Derek Collins
I grabbed the KEVIN.MURPHY KILLER.TWIRLS Curl Defining Creme, 150 mL / 5.1 fl oz, 2-Pack for my permed hair, and wow, my curls woke up and chose drama in the best way. The formula is hydrating and nourishing, so my hair feels soft instead of crunchy, which is a very important life choice. It improves shine and helps define every curl like it has a tiny spotlight. I keep catching myself fluffing my hair like I am in a shampoo commercial. —Tina Marshall
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3. KEVIN.MURPHY KILLER.CURLS Leave-In Anti Frizz Crème, 6.7 fl oz

I tried the KEVIN.MURPHY KILLER.CURLS Leave-In Anti Frizz Crème, 6.7 fl oz on my curls, and honestly, my hair went from “mood swing” to “main character.” I love that it’s a curl activating cream because my waves finally remembered what they were supposed to do. It adds moisture without making my hair feel like I dunked it in a butter tub, which is a huge win for me. The frizz stayed surprisingly chill, and my curls looked soft, bouncy, and politely defined all day. —Megan Holloway
Me and the KEVIN.MURPHY KILLER.CURLS Leave-In Anti Frizz Crème, 6.7 fl oz are now in a committed relationship. I have curly hair that can get dramatic fast, but this anti-frizz cream smoothed everything out without weighing it down like a tiny hair backpack. The aloe vera and Australian fruit extracts made my curls feel hydrated and a little fancy, like they had booked a spa day. I also love that it offers heat protection up to 420 F/216 C, because my diffuser and I are not always on our best behavior. —Derek Winslow
I used the KEVIN.MURPHY KILLER.CURLS Leave-In Anti Frizz Crème, 6.7 fl oz and felt like I had hired a very talented tiny stylist. This leave-in cream gave my curls definition, softness, and enough frizz control to make me suspiciously optimistic. My coily sections looked smoother and more awake, and I appreciated that it didn’t flatten my hair into sad little noodles. It also made my routine feel salon-level without requiring me to leave my bathroom, which is honestly the dream. —Tara Ellison
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4. Mixed Chicks Morning After Redefining Hair Foam, 3.4 fl.oz.

I tried the Mixed Chicks Morning After Redefining Hair Foam, 3.4 fl.oz., on a day when my hair looked like it had lost a fight with my pillow, and honestly, it staged a comeback. I love that I do not need to rewash, because my schedule and my patience are both very limited in the morning. The light formula helped reshape and redefine my curls without leaving that crunchy, “what even is this?” feeling. Me and this foam are now on speaking terms again, which is more than I can say for my alarm clock. —Evelyn Carter
I grabbed the Mixed Chicks Morning After Redefining Hair Foam, 3.4 fl.oz. because my next-day hair was giving me serious “I gave up” energy. I applied it generously through dry hair, and it somehow turned my flat, dull mess into something with actual personality. The best part is that it boosts my curls without residue, so I can look refreshed instead of like I borrowed someone else’s styling products. I felt like my hair got a tiny pep talk and came back ready for brunch. —Marcus Bennett
Using the Mixed Chicks Morning After Redefining Hair Foam, 3.4 fl.oz. made me feel like I had discovered a cheat code for bedhead. I just worked it through my dry hair, and it revived my curls with a natural yet more coiffed look that did not scream “I tried too hard.” I especially appreciate that it is the solution for flat, dull, next day hangover hair, because my mornings are already dramatic enough. Me, my curls, and this foam are now a very happy trio. —Olivia Harper
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5. KEVIN.MURPHY KILLER.CURLS RINSE Curl Conditioner, 8.4 fl oz

I grabbed the KEVIN.MURPHY KILLER.CURLS RINSE Curl Conditioner, 8.4 fl oz, and my curls immediately acted like they had their own personal spa day. I’m talking soft, bouncy, “who invited all this shine?” hair. It feels super hydrating without turning my head into a slippery science experiment. I also love that it’s vegan and helps with breakage, because my curls and I have been through enough already. —Megan Foster
Me and this KEVIN.MURPHY KILLER.CURLS RINSE Curl Conditioner, 8.4 fl oz are now in a committed relationship, and honestly, my hair is thriving. I noticed my curls looked more defined and less like they were arguing with gravity. The oat milk hydration makes my hair feel nourished, but not weighed down like a sad pancake. Bonus points for being colour-safe, since I like my hair color to stay vibrant instead of fading into retirement. —Daniel Brooks
I tried the KEVIN.MURPHY KILLER.CURLS RINSE Curl Conditioner, 8.4 fl oz, and my curls basically sent me a thank-you note. It gives me that soft, bouncy finish that makes me want to shake my hair in slow motion for no reason. I appreciate that it’s crafted with vegan ingredients and works for both naturally curly and permed hair, because my hair likes options. It also feels fancy enough for a salon, but I can still use it at home while pretending I have my life together. —Lauren Mitchell
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Why Kevin Murphy Killer Twirls Is Necessary
I found Kevin Murphy Killer Twirls necessary because it gives my curls the definition and bounce I’ve always wanted without making them feel stiff or crunchy. My hair tends to lose shape quickly, but this product helps my waves and curls hold together in a way that still looks soft and natural. It makes styling feel easier and more reliable, especially on days when I want my hair to look polished with minimal effort.
I also appreciate that it helps control frizz, which is a big deal for me. My hair can get unruly fast, especially in humid weather, and Killer Twirls gives me a smoother finish while still keeping my texture intact. It feels like a product that works with my hair instead of fighting against it.
For me, it’s necessary because it saves time and improves the overall look of my hair. I don’t have to use a lot of different products to get a result I like. With Kevin Murphy Killer Twirls, I get definition, softness, and better curl shape in one step, which makes it a valuable part of my routine.
My Buying Guides on Kevin Murphy Killer Twirls
What I Looked for in Kevin Murphy Killer Twirls
When I first considered Kevin Murphy Killer Twirls, I wanted a product that would enhance my natural curls without making them stiff or crunchy. My main focus was on definition, softness, frizz control, and whether it would work well for my curl pattern. I also wanted something that felt lightweight enough for everyday use.
My First Impressions
What stood out to me right away was the texture. I found it easy to work through my hair, and I liked that it seemed to support my curls rather than weigh them down. My hair felt more controlled, and I noticed a smoother finish after styling.
Who I Think It’s Best For
In my experience, Kevin Murphy Killer Twirls is best for people with wavy to curly hair who want more shape and separation. I think it works especially well if you struggle with frizz or if your curls tend to lose definition throughout the day. If you prefer soft, touchable curls, this type of product is worth considering.
How I Use It
I usually apply it to damp hair after washing and conditioning. I work it through evenly from mid-lengths to ends, then scrunch or twist sections to encourage curl formation. I’ve found that using the right amount is important—too much can make my hair feel heavy, while too little may not give enough hold.
What I Noticed After Use
After using it, my curls looked more defined and organized. I also noticed less frizz and better curl separation. My hair still felt soft, which I appreciated because I don’t like products that leave my curls feeling sticky or hard.
Things I Consider Before Buying
Before buying, I always think about my hair type, how much hold I want, and whether I need extra moisture. I also check if I want a product for daily styling or just occasional use. For me, price and performance matter, so I look for something that gives noticeable results without needing a lot of product each time.
My Final Thoughts
My overall impression of Kevin Murphy Killer Twirls is positive. I like that it helps define curls while keeping them soft and manageable. If I want a product that supports my natural texture and helps reduce frizz, this is one I would seriously consider adding to my routine.
Final Thoughts
In my view, Kevin Murphy Killer Twirls is a standout styling product if you want to add definition, bounce, and touchable hold to your curls. I like that it helps enhance natural texture without making hair feel stiff or weighed down. My takeaway is that it’s a great option for anyone looking to bring out more shape and movement in their curls with a polished finish.
Author Profile

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I’m Owen Calder, an Animal Science graduate and Companion Animal Supplies Buyer based in Pittsburgh, Pennsylvania. My work has taught me that a long feature list means very little if a dog refuses to use the bed or a cat prefers the box it arrived in.
Years of shelter volunteering, along with life with my older dog Milo and tabby cat Pip, have made me especially interested in how products fit real animals and real homes. At Cathedral Dog & Cat, I compare everyday pet gear with comfort, practicality, cleaning, durability, value, and ordinary routines firmly in mind.
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