Product Details: 

• 1 adjustable and detachable strap
• 1 Padded pocket that can accommodate a computer (up to 13 inches)
• 2 elastic pockets
• 1 Key clip
• 1 zippered pocket
• 1 secret external cell phone pocket

Material:

Exterior: 100% polyurethane
Interior: 99% polyester, 1% polyurethane