If you're interested in getting a pair of the skates, they're currently the subject of a Kickstarter campaign. Pledges for a set, complete with boots, start at €949 (about US$1,178).

Roller Derby skates: Similar to speed skates, Roller Derby skates typically come in a sneaker-style design. However, if you're just starting your derby journey, Harry suggests high-tops first.

Product Features HIGH-QUALITY ULTRA DURABLE ROLLER SKATES - These quad roller skates are man-made using a vinyl material that creates a breathable skate boot. The skates have a die cast aluminum ...

Larson has competed at a high level for years, holding several roller skating speed records for the 35-44 and 45-54 age groups. And he was looking forward to the 2013 competition when he got hurt.

CHICAGO Bullet Speed Roller Skate for Men, 62mm Urethane Wheels, ABEC-1 Bearings, Lace-Up Vinyl Boot, Black – Indoor/Outdoor Racing Skates ...