Timbuk2 Parkside Custom Laptop Backpacks, Eco Black Color:Jet Black 100% polyester shell 100% nylon Color:Malibu 100% polyester shell 100% nylon zip in inner jacket with 3 ounce polyfill 3000MM fabric waterproof rating 1000G M2 fabric breathability rating Detachable hood with locking drawcord Full length interior storm flap Chin guard Contrast zippered chest and sleeve pockets Front zippered pockets Adjustable tab cuffs with hook and loop closures Port Pocket for easy embroidery access Shell has an open hem Inner jacket has front slash pockets and open hem Tailored for a feminine fit with a five button placket Weight (lbs): 1 Elasticized external side pocket for water bottle or U lock