Low-profile with dedicated laptop storage and straps for your board Unlock more spots with the Burton Treble Yell 21L Backpack. Strap on your deck, stuff in your hoodie, and get out the door. Or just use it as a cool backpack, that's perfectly acceptable too. Features: A built-in laptop sleeve plus pockets for cords and your small stuff handle the modern necessities. Product meets Bluesign® approved safety and environmental standards in manufacturing.