ESS or Eye Safety Systems Inc. is an eyewear manufacturer with one mission in mind: to create the toughest eyewear in the world. ESS sunglasses are initially designed for the true heroes of service like military personnel and first responders, but these glasses are just a suited for everyday shooters who take ballistic safety seriously. All ESS sunglasses and goggles are designed to meet or exceed the top US Federal and US MIL SPEC regulations, and wherever you wear them, you can expect the highest level of protection available in safety glasses. ESS sunglasses are so highly regarded that they are the only authorized eyewear used by the US Marine Corps. Webyshops stocks an excellent selection of ESS sunglasses and goggles at excellent prices, and with free ground shipping included on qualified orders, Webyshops has the best ESS deals around! Receive FREE Ground Shipping on all orders over $39.99.