FXD Nitrolite Work Boots WB 5 Black, Stone, Wheat Safety1st FXD WB 4 Nitrolite Slip On Work Boot FXD WB.1 NITROLITE WORK BOOTS DANZO FXD WB 4 Nitrolite Slip On Work Boot (FXWB4) Wheat LODWorkwear FXD Nitrolite Work Boots WB 5 Black, Stone, Wheat Safety1st FXD WB.1 NITROLITE WORK BOOTS DANZO. Comfortable and hard wearing work boot from FXD. Features updated outsole design, external abrasion panel repositioned to provide medial and lateral support, double bind elastic gusset for increased elastic durability, padded tongue and achilles entry points, silicone tab grippers for ease of entry, slip, oil and heat resistant rubber outsole, composite safety toe, coolmax engineered lining is moisture wicking and accelerates drying, poron midsole insert for additional heel cushioning, abrasion resistant ballistic thread on all stitching, protective TPU heel kick panel. Made from Nubuck Leather. FXD footwear is made to US Men's sizing