Take this oportunity to buy the Speedo Teamster 20 Rucksack 35L.
The does-it-all Teamster Rucksack has generous pockets a-plenty, a water bottle holder and even a dedicated laptop sleeve. Super-durable, it includes a water-resistant base for peace of mind in the changing room. Features: Generous side pockets increase your storage capacity Features a durable and abrasion-resistant shell and a water-resistant bottom, so it can go anywhere. The offset raised laptop sleeve protects the corners of your laptop. 35L Capacity Composition: 100% Polyester