Organize all the stuff you need for training. The large and ultra stylish arena One Go Backpack 45L, featuring a top-loading design, allows for effortless packing and access to your belongings. The roomy main compartment and four external zipped front pockets provide multiple storage options. Breathable and watertight inserts keep wet and dry items separate. It includes a smart laptop sleeve and two external bottle pockets. Aquabreathe, arena's new wet management system, combines breathable and water-repellent fabrics to create an advanced ventilation system that keeps water out and your gear dry. The breathable back panel ensures sweat-free transport. A practical belt allows for easy attachment to a suitcase, while the included carabiner makes hanging the backpack convenient. The water-repellent bottom and main fabric offer reliable protection from moisture and dirt. Dimensions: 19.7 in x 15.7 in x 9.8 in, 45 liters.