Fully insulated beverage cooler provides lasting cold and ice retention Cool Riser Technology helps improve cooling performance by elevating base to reduce thermal conduction Auto Chug incorporates lockable push-button spout. Wide opening allows for easy chugging or pouring Sturdy swing-up handle allows easy carrying and folds down for storage CONNEXT attachment system allows you to hang or clip to fences, wagons, backpacks, duffle bags, cross bars, strollers, golf carts, headache racks and more