Suitable sports: roller skating
Material: Oxford
Model: medium package
Hardness: medium
Capacity: 20-35l
Applicable scenes: running, hiking, camping, cycling, ice and snow sports, outdoor package, extreme challenge, roller skating

Style 1: Black graffiti
Style 2: Navy camouflage
Style 3: Big flower camouflage
Style 4: Red
Style 5: Orange
Style 6: sky blue
Style 7: black
Style 8: pink