The H2O AMPHIBX Plus Small Waterproof Armband will protect your small MP3 player during your gruelling swim training sessions or leisurely laps at the pool with its protective casing & adjustable Velcro armb&. It can withstand heavy perspiration & complete underwater submersion to 3.6m. Features Simply Swim UK Exclusive Maximum device measurements: Height 40mm, Width 65mm, Length 10mm Fits iPod Shuffle, Nano & others Protects your small MP3 Player while you swim Can withstand heavy perspiration & complete submersion to 3.6m underwater Waterproof rating: IPX8 Safe for the pool, fresh water & salt water Light & breathable Velcro strap for a comfortable & secure fit Easy to use Fits most arm sizes Headphones sold separately MP3 player not included