This durable, rain-resistant, 28L pack is equipped with sweat-wicking shoulder straps and secure storage compartments to keep your gear safe everywhere from the job site to the camp site. 1200D heavy-duty polyester Rain Defender ® durable water repellent (DWR) Large main compartment with dedicated tablet sleeve Top compartment with dedicated pocket for power pack and cord port Front zippered organization 2 exterior mesh pockets Padded compartment with dedicated 15-inch laptop sleeve Contour-fit shoulder straps with FastDry ® sweat-wicking technology Padded air mesh back panel with a webbing strap that can fit over dual trolley handle of wheeled bag Carhartt label sewn on front top pocket Duravax™ abrasion-resistant base Capacity: 28L Dimensions: 18"h x 12"w x 10"l; Approx. 1,709 cubic inches