If you're an athlete, don't leave home without the sport belt with 500 mL bottle! It's ideal to wear it comfortably andkeep hydrated while practising any sport. Additionally, it features a small pocket with a zip (10 x 10 cm approx.). The bottle is made of plastic (height x diameter: 20 x 7 cm approx.) and has a small stopper on the lid that is opened and closed by pressure. The belt is adjustable and is made of polyester (85 %) and neoprene (15 %) (maximum length: 100 cm approx.).