Model: Lenovo BM400 Laptop part installed Sturdy strap with a carrying capacity of up to 9 kg MATERIAL: Polyester fabric and 400D Nylon Notebook compartment dimensions: 33.5 cm x 16 cm x 45 cm Maximum laptop size: 15.6" Special compartment for a tablet up to 10" Multi-purpose design with place for mobile phone, passport, standard notebook, key chain Durable and waterproof Unique, simple and elegant appearance Large capacity