Sterile collagen temporary implants are in a variety pack consisting of (4) 0.2mm, (4) 0.3mm, and (2) 0.4mm plugs. All plugs are 2mm long and are on foam cards. These implants are effective for 3-5 days and completely dissolve within 7 to 10 days. Manufactured by Eagle. Comes 60 implants per box, packs have 6 implants each.