This unisex Ironman All Day 50-Lap Mid Size Silicone watch from TIMEX is constructed with silicone for a great fit. Silicone Stap and Stainless Steel Top Ring brings styling and durability to make an all day sports watch. 50 Lap Multi-Session Memory keeps track of multiple session for you to review. 2 Interval Timers make adding structure to training sessions simple. 24 Hour Countdown Timer gives a definitive duration to a session.