Purchased 4 years ago and still in great condition. Great for a weekend getaway. The side compartments work for water bottles and are also great for carrying sandals or flat shoes. The inside compartment can hold a laptop or documents. Durable polyester canvas with PFC-free DWR (Durable Water Repellent) finish Adjustable sternum strap Roll-top main compartment opening with aluminum buckle closure Internal document sleeve and organization pockets Dual side water bottle/shoe pockets Contouring AirScape back Specs Specs about Osprey Transporter 25 L Roll-Top Backpack - Teal Pack material: Recycled polyester TPU coated Laptop compatible: Yes Laptop compartment fits up to: 16" Dimensions: 20x11x14"