KAUKKO Canvas Crossbody Sling Bag Backpack for Cycling, Hiking, Camping, and Commuting FD252 ( Black ) Color_Black there is no problem

there is no problem

Material: 16 oz high density washing canvas + 5% PU leather

they tighten and loosen easily

Size (L*W*H): Size 12

Hand wash only

KAUKKO Canvas Crossbody Sling Bag Backpack for Cycling, Hiking, Camping, and Commuting FD252 ( Black ) Color_Black there is no problemSize (length * height * width): 8. 66 * 12. 99 * 3. 54 inches Weight: 1. 9 pounds Material : Washed canvas with leather trim Adjustable shoulder strap: Adjustable strap and chest Specific: The canvas bag has 2 handy zip pockets; 1 *Large rear pocket; 1 *zipper pocket in front flap; 1 *Main handle double zipper; 1 *Bayonet side pocket; 1 *Inside laptop pocket; 2*inside Small pockets. The bag can carry handles or adjustable shoulder straps.