Atsko Sno-Seal UV Killer Bow String Wax, 1.25-Ounce Jar An all season Beeswax Formula that is easy to apply Comes in a tough 1.25 oz. jar with a screw top Developed to protect high tech bowstrings from friction and oxidation Kills the glow from any brighteners that have been used in some of the new multi-colored strings on today's high end bows The high cost of quality strings and the tuning variations as a string ages both suggest that you should choose the very best Bow String wax