Brand: 3f ul gear
Tips: you need a foam mat or a inflatable fram section as the frame. such as Therm-a-Rest
(inflatable fram section included; foam mat not included)
How to choose size?
Back length: S-48cm; M-52cm; L-56cm
Size recommended: height 165cm choose S;165-175cm choose M; 175-185cm choose L
3F UL GEAR 35L-45L Ultralight Frameless XPAC & UHMWPE Bags