YETI THIN ICE is a groundbreaking innovation designed to be nearly 50% slimmer than YETI ICE and engineered to completely replace the need for regular ice inside your Hopper Soft Coolers and Daytrip Lunch Bag and Box. That way, you don t have to choose between saving space and keeping your goods fresh for as long as possible. Even more, it s built to be lightweight so you won t feel held back when you re trekking through puddles or hiking up hills. STAYS COLD LONGER Works great as a supplement to regular ice. Chills ice and contents faster and helps keep your ice cold longer. IMPACT-RESISTANT Designed to withstand the toughest of bumps, tumbles, and thuds. FREEZES FASTER Custom shape helps it freeze faster so it can be used day in, day out. NO MESSY CLEANUP No puddles to drain, just toss it back in your freezer.