TRX XD Kevlar Sand Disc - 5 lb Camp a large fleece-lined goggle pocket

a large fleece-lined goggle pocket

4-way stretch fabrication allows easy movement

Navigate using the map's contour lines and elevations

Inspired by the daily life of urban cyclists

TRX XD Kevlar Sand Disc - 5 lb Camp a large fleece-lined goggle pocketGrip it. Work it. The TRX Duraballistic Sand Disc has handy grips around the entire rim for better control. Use them just as you would a medicine ball, except now you can stack multiple for an extra challenge (and easily stack them when not in use). This weighted disc is the toughest and only reinforced disc on the market, and lets you break a sweat with every move in a size that fits easily in a travel bag. Filled with soft steel sand to maintain its