Product Description Turbo T:45 Ball Plug Clear 4 Bottle Kit (1 Gallon):High performance, fast-set, colorable urethane formula ideal for plugging thumband finger holes, balance holes, Custom Thumb inserts and patching. Set-up timeis approximately 7 minutes with a Ready to Go drill time of 45 minutes. Mix ratio is 1:1 by volume.T45 Clear Kit(4) 32 oz. bottles; (2) ea. Hardener & Resin1 to 1 RatioCures fast and ready to redrill in less than an hourFill large holes in a single pour without crackingEasy to color match multi-colored bowling ballsUse with any plug dyes or pigments