Tackle sand & other challenging terrain with the superior traction & ground clearance of 10-inch, never-flat, smooth-ride wheels duct Details Made in the USA Extra-thick 1.5-inch foam-insulated walls & insulated lid for extended ice retention The first Igloo cooler to feature the Sure-Lock rubber latches that make it a cinch to fasten with two fingers & provide a secure closure to lock in the cold Lid features a locking plate & a leak-resistant gasket to keep contents securely inside (lock not included)