TRX XD Kevlar Sand Disc - 5 lb Camp And given that the bag

And given that the bag and its zipper are waterproof

iWick Moisture Wicking Fibers

a large fleece-lined goggle pocket

and one basketball

TRX XD Kevlar Sand Disc - 5 lb Camp And given that the bagGrip 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