- Ultra Band-Lok is a single paste compomer band cement that contains fluoride. - It is light activated and does not require any wasteful mixing. This all purpose cement can also be used to bond large acrylic appliances and as an occlusal build-up material. - When bonding the appliances, you must first etch the enamel surface. - Ultra Band-Lok will bond chemically to stainless steel bands. - 1 Pack Contains : 1 Syringe 5gm and 10 tips . **For further product information, please contact Chat Support**