Ariat Boots Four Layer Rebound (4LR) Technology offers Ariat quality comfort at an exceptional value. Comfort technology is what we love about Ariat boots! 4LR footbed, featuring EVA cushioning, is combined with a moisture wicking sock liner and a metatarsal support pad to maintain all-day comfort and support. Integrated, non-removable insole. The Ariat Sport boots feature a full grain leather foot under a matching, fancy stitched 13" leather shaft. 2" cowboy heel. Single stitched welt. Air mesh lining. Easy-on pull holes and square toe. Imported.