Ọ bụ ya mere egwu ịjụ bụ ihe mgbochi kasịnụ iji nwee ihe ịga nke ọma n'ịma nwoke. Ma ị na-aga otu ụlọ ọgbakọ naanị gị ma ọ bụ gbaa akwụkwọ tiketi maka ihe ngosi pụrụ iche site n'aka onye ọchị ọchị a maara nke ọma, enwere onye nwere ike ịnwe ekele maka mmemme ahụ ga-eme ka ahụmịhe gị ka mma. Ma ọ bụ nwa bebi silicone ma ọ bụ nwa bebi TPE, ọ bụrụhaala na ọ bụ a onu ogugu nwoke ngwaahịa nke onye na-emepụta ihe eji eme ya, enwere ike ijide ya na nchekwa.