SD Static Dissipative Footwear. Our distinctive design and construction meets as SD requirements for static-dissipative footwear. To be marketed as static-dissipative, footwear must pass testing requirements established by ASTM. Shoes must offer electrical resistance of greater than 1, but less than 100 megohms. All our SD footwear meet ASTM 2413-11 Section 5.6 and ASTM 2892-11 Section 5.3 specifications.