We love our always popular Metal Caps as these stylish caps give a sophisticated and modern look to your products. The 20-410 Black Metal Lids feature a foam liner and work with bottles featuring a 20-410 neck size. This black metal cap works great for products like lotions and shampoo and with the addition of our can also be used for Aromatherapy Products, Massage Oils, Specialty Facial Serums and Moroccan Hair Oils.