RigTek Composite Toe Work BootWestern inspired and work ready, the RigTekâ„ Wide Square Toe features premium full grain leather and a five-row stitch pattern. Built on the RigTek Rebound Platform, these boots feature a lightweight PU sole for maximum cushioning and durability; this is an ideal boot for the oilfield because it excels in slippery environments. Other features include mesh lining for breathability, a 90-degree heel and ATSÂ technology for support, stability and comfort. Goodyear leather welt construction provides maximum durability and wear protection. Composite toe is ASTM F2413-11 M/I/75 C/75 EH rated.