Item Number:17462,Franchise Distribution Threshold:No threshold required,Capacity:36-55L,Material:Polyester,Functionality:Breathable, waterproof, wear-resistant, anti-theft, shockproof, expandable, load-reducing, other,Brand:Songkun,Model Number:17462,Pattern:Solid Color,Suitable for gift-giving occasions:Business Trip,Style:Business Commuter,The texture of the lining:Polyester,Trendy Elements:Sewing thread, other,Backpacking System:Air Cushion Strap,Color:Black,Size:40inch,We have authorized private labels available:yes,Year and season of release:Summer 2021,Accommodates computer size:21inch,Applicable Scenarios:Outdoor Sports,Applicable Gender:Unisex / Suitable for both men and women