Keep your drinks at the perfect temperature with the Fourth Element Gulper Insulated Lid. Designed specifically for your Gulper bottle, this black lid ensures your hot drinks stay warmer for longer on those chilly boat dives, and your cold refreshments remain refreshingly cool throughout a sun-soaked surface interval. No more lukewarm disappointments – just perfectly temperate sips, every time. A simple yet effective addition to your dive kit, this insulated lid is a must-have for any diver who appreciates a comforting beverage between dives.