The Flip is part of the newest collection of soft-side Yeti coolers to join the Hopper Family. The Flip contains the same features that make the Hopper coolers in a class of their own: waterproof, airtight zippers, leak-proof durable DryHide™ shell with RF-welded seams, and thick ColdCell™ insulation on the sides and bottom. The Flip 12 has a 3.2 gallon capacity and holds 13 cans with a 2:1 ice-to-contents ratio nd 16 lbs of ice (only). The Flip 18 has a 3.2 gallon capacity and holds 20 cans with a 2:1 ice-to-contents ratio and 24 lbs of ice (only). It is portable enough to throw over your shoulder wherever your adventures may take you.