After you learn about the materials and craftsmanship that go into the making of Rocky Gore Tex Socks, you will begin to understand their value. They feature an abrasion resistant outer layer for long lasting wear, lined with GORE TEX fabric so they're guaranteed waterproof. USA made and S.R. USA Postal Approved, so they're great to wear for your government job. Turns any boot or running shoe into waterproof footwear. 'Guaranteed to Keep You Dry' waterproof and breathable Gore Tex fabric construction. Abrasion resistant outer layer, for long lasting wear. Intended to be worn over your regular socks. Height 11 in. Made in USA.