-Comfy and cool, these special black trainers have one thing no other pair has - removeable wheels in the heel! Put in the wheels and they transform into a pair of skates.-What’s more Heelys own Wave Comfort Heel Bracket provides stability and comfort, whether you’re walking or skating.-The loose lined canvas upper with rubber toe cap provides even more protection while the gum rubber Ninja Star outsole looks great.-The 2 x 2 double wheels also come with ABEC 1 bearings for total control when you’re pulling off tricks. Get ready to impress in your brand-new Heelys.