Contains two tubes: Neo-Bond for edge bonding and Neo-Rez Black for sealant Repairs rips, seams, tears, holes, and booties Very strong yet supple When plain seams sealed, makes cheap wetsuit like expensive taped seals Made in the USA by Solarez since 1985 Total wetsuit reconditioning system! NEO-BOND butt-welder adheres neoprene edges together to a structural bond. Neo-Rez BLACK sealer forms a very strong yet soft, supple, hermetic seal over the seam just like the world's best wetsuits. Upgrade your wetsuit today! Kit includes One 5-gram tube of Neo-Bond and one 1-oz tube of Neo-Rez Black. Use Neo-Rez to Seal Seams; Repair Rips; Fill Small Holes; Retread Booties; and Beef Up High Wear Areas!