Bones Wheels - X Formula Yin Yang 97A Brand_Killing Floor eliminating the need for a

eliminating the need for a traditional lean-block - resulting in a lighter weight binding with superior response

One size fits most: 20

and the supple silicone band stays comfortable even on the longest treks

When you need a baselayer that’s highly breathable but a little more substantial than a tee

Crystal polishing sands the fibers to such a fine degree that the ends are not only polished

Bones Wheels - X Formula Yin Yang 97A Brand_Killing Floor eliminating the need for aBones X Formula Yin Yang V1 97A Skateboard Wheels Features: About X Formula: The amazing new X Formula (XF) is another industry leading innovation from the BONES WHEELS factory. X Formula rolls over rough terrain like softer wheels do, but slides much like a harder wheel will. Speed: X Formula is extremely fast because it has a super high rebound. X Formula rolls much smoother and faster on all terrains because it absorbs vibration and softens impacts