Bones Wheels: X-Formula V6 Widecut 99a Size:55mm All temperature hydrocarbon wax with

All temperature hydrocarbon wax with micronized graphite additive

No really way to wear it upside down

which brings us to your next question "Are they skateable"

and charge anywhere the mountain dares you to go

whereby a matching facemask is secured

Bones Wheels: X-Formula V6 Widecut 99a Size:55mm All temperature hydrocarbon wax withAbout X Formula About: 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 much better than any other wheel in the market. Grip