The Newborn Caulk Buddy CB-100 is a handheld plastic tool that includes a rubber tip for smoothing caulk after application, a built-in clip, and two extra caps, and is used with Newborn skeleton-frame caulking guns 111, 112D, and 114D (sold separately). The built-in clip secures the tool to the caulking gun while dispensing caulk, and the tool includes a compartment to hold the two extra caps, which are used to seal partially used tubes of caulk.Newborn Brothers manufactures dispensers and accessories for use with sealants and adhesives. The company, founded in 1974, is headquartered in Jessup, MD.