Design Essentials STS Express Thermal Therapy Leave-In and Sealant 8OZ

Wonderful product, great for anyone looking to improve their hair health. Great for the whole family too.

Very impressed with the quality. It's become a staple in my beauty routine.

Impressed with how quickly this worked. Could see a difference after just a couple of uses.

Five stars — no hesitation. Best product I've used in this category by a long way. Much better than similar products I've seen in high street shops.

Really pleased with this. Works better than similar products I've tried from other brands.

I've tried so many products over the years and this is genuinely one of the best. Highly recommend.

My hair used to be so dry and brittle. This has completely turned things around.

My hair has never felt this soft. Genuinely amazed at how well this works.

Works perfectly for my hair type. Finally found something that actually keeps frizz at bay.

This is my second purchase and it's just as good as I remembered. Consistent quality.

My go-to product now. I won't use anything else. Absolutely brilliant.

I've been using this brand for years and they never disappoint. Top quality as always. Especially good for those with damaged hair.

Great product for the price. My hair feels healthier and stronger than it has in years.

Love everything about this — the smell, the texture, the results. Five stars!

Much better than the salon brand I was using before. And half the price too — brilliant! Especially good for those with damaged hair.

Solid product that does its job well. Nothing to complain about, would buy again.

Wonderful product! My hair is so much more manageable now and the shine is unreal.

Already on my second order. This product has become an absolute essential for me.

Noticed a big improvement in my hair after just one week of use. Absolutely recommend.

Very impressed with the quality. It's become a staple in my beauty routine. Great for the whole family too.

Wonderful product! My hair is so much more manageable now and the shine is unreal.

Can't get enough of this product. Always have a backup bottle in the cupboard now!

I've tried so many products over the years and this is genuinely one of the best. Highly recommend.

This is genuinely one of the best hair products I've ever used. A real find.