YETI upgraded a classic form factor to give you a fresh-for-hours, fold-and-go, easy-to-clean lunch bag that takes soggy sandwiches and lukewarm drinks off the menu. Coldcell Insulation contains closed-cell rubber foam offering far superior cold-holding to ordinary soft coolers. Food Safe. Features Thermo Snap magentic closure. Fold and Go Packing for stowing when not used. Decide the size of your lunch bag by sliding the closing hook into one of the loops. Unfolded: 13 1/2 inches tall, 8 3/4 inches wide, 5 3/4 inches deep. 1.1 pounds.