Swim 2 Slate Swimming Smart Watch Size:One Size It's made of tear-resistant silicone

It's made of tear-resistant silicone and securely fits your head no matter how many times you wear it

stroke type and SWOLF (gauges swimming efficiency)Open-water swim mode: uses built-in GPS for swims in lakes

Its wide-vision lenses maximize your vision in the water while anti-fog technology ensures excellent lens clarity

Three adjustable heights in one step 15

– Next-Gen 3D Logos

Swim 2 Slate Swimming Smart Watch Size:One Size It's made of tear-resistant siliconeMonitors underwater wrist based heart rate1 during swim activitiesPool swim mode: records distance, pace, stroke count, stroke type and SWOLF (gauges swimming efficiency)Open water swim mode: uses built in GPS for swims in lakes, oceans or rivers; records distance, pace, stroke count, SWOLF, stroke rate and stroke distanceOffers advanced features for staying on pace, logging drills and moreIncludes free online analysis, custom workout creation,