Razors - SL Heel Pad (8-9 US) aggro skate It is also covered from

It is also covered from heel to toe with Artificial Cartilage foam  which absorbs up to 90% of impact energy

A skate featured in culture-defining videos and used by some of the best bladers known to humankind (including Billy)

The Footprint King Foam Flat Insoles are 3mm of flat King foam designed to maximize impact-absorption in cupsole and vulcanized shoes

They come in sets of 8 in a custom made reusable paper tube

as I've found this to be the easiest way

Razors - SL Heel Pad (8-9 US) aggro skate It is also covered fromHeel Pad made of EVA foam. The 15 mm thick heel area is designed to provide comfort and absorb shock. Designed for and fits the Razors SL Boot. These also make a good replacement for those old Salomon Skates, just cut off the tab nob thingy at the bottom of the heels