REBEL Havoc Boot Brown The Havoc Boot is a premium work boot equipped with a 200J steel toe cap, TPU reinforcing heel guard and is heat resistant up to 300° Celsius. The high quality waxy smooth leather upper and ultra-thick memory foam platinum footbed provide style and comfort in a versatile boot. The Havoc boot is available in black or brown and ISO 20345 and NRCS approved. BLACK: SKU: RE651BK, BROWN: SKU: RE651BR