Imperial 88130 Baseball Cap Bump Cap With Bump Hat, Navy Chains the round top is designed

the round top is designed with a dome to exclude rain and leaves and a lower skirt to deflect wind for proper chimney draft

The membrane is specifically designed to be self-adhered to a prepared substrate

Hard drawn wire rods

Temperature range : -40 to 300 Deg F

1/2" to 2-1/2" cut height4 spider

Imperial 88130 Baseball Cap Bump Cap With Bump Hat, Navy Chains the round top is designedHighlights: Bump hat insert for baseball cap. Protects against head bumps and scrapes. Navy blue poly cotton baseball cap. One size fits all. Hard plastic polyethylene shell insert encircles top, front, and back of head. Six vent holes in both cap and shell for cooling air.