Color:Black,Size:21inch,Applicable Gender:Unisex / Suitable for both men and women,Applicable Scenarios:Outdoor Sports,Material:Oxford cloth,Style:Cross-border Trend,Brand:outwalk/Outside the Path,Leather Features:Oxford cloth,Capacity:36-55L,Functionality:Dry and Wet Separation,Accommodates computer size:15inch,Year and season of release:Summer 2023,Item Number:7716-3,Pattern:Solid Color,The texture of the lining:Polyester,Trendy Elements:Sewing Thread,Backpacking System:Curved Shoulder Strap,We have authorized private labels available:yes