Leviton® black and white midget line of industrial grade locking blade plugs and connectors are feature rugged construction that resists impact, sunlight, chemicals and rough use. All contacts are solid one piece construction for superior conductivity. The ergonomic, fluted body design with radial gripping edge is ideal for gripping and pulling. The unique cord clamp accepts a wide range of cord sizes, providing a secure grip without damaging the cord. And, they are backed by a limited lifetime warranty.