Domed black cervical cap with Lambutt trademark printed in white on the exterior of the dome. Reads: '"Lam-Butt" Caps'. 1950-1960
A cervical cap is a form of contraception that fits tightly over the entrance of the cervix. It blocks sperm from entering the uterus and thereby prevents fertilisation. Popular since the mid-1800s, their use has dropped dramatically in recent years.