- KEEN UTILITY. 1018079. LANSING WATERPRROF MID STEEL TOE. RAVEN/TAWNY OLIVE. Waterproof and breathable, these steel toe work boots were designed for all-day comfort, support, and stability on the job. Reflective safety features run the entire length of the shoe for added visibility. Left and right asymmetrical steel toes. KEEN.Dry waterproof, breathable membrane. TPU shank for midfoot support. Torsional stability shank - TSS. Reflectivity webbing from toe to heel for additional safety and visibility. Meets ASTM F2412-11 and F2413-11 M I/75 C/75 EH standards.