The Best Yeti ICE for the Hopper Flip 12 & 18 Coolers by YETI - Product Overview - YouTube
YETI Ice Reusable Ice Pack - 4 lb | P.C. Richard & Son
For those asking if Yeti ice works- my roadie after 11 hours in the Texas summer with a 4lb block. The bottom layer is frozen to the cooler. : r/YetiCoolers