Ellis Backpack 15L trek-best-sellers Leak-Resistant: Comes with straw lid

Leak-Resistant: Comes with straw lid and flip lid to prevent leaks

Durable:Exterior made with sturdy and soft corduroy fabric

Cupholder Friendly: All Classic sizes fit in most cupholders

Silicone Base: Quiet

Triple Insulated: This lunch bag keeps food cold for hours and is ideal for work

Ellis Backpack 15L trek-best-sellers Leak-Resistant: Comes with straw lidSchool Ready: Features a padded laptop sleeve, a luggage strap, large & small zip closure pockets, easily adjustable straps, and two expandable bottle sleeves on the sides. Durable: Made from easy to clean, water resistant Cordura polyester and built with padded, adjustable shoulder straps with reinforced stitching and buckle.