Glow Targets extend your practice of shooting in low light and poor light situations. Enjoy the reward of shooting arrows, pistol or rifle in true hunting conditions with our glow-in-the-dark targets. Our targets are 4 inches in diameter with a 1 1/4 inch center hole. They can be attached to existing targets using plastic pins, double sided tape or quick set glue. If you wish, you can leave them out all day attached to your bail. Can be seen from 300+ yards. These targets are made of urethane rubber and are very durable for constant shooting of arrows and firearms. Attach them to any existing target, a first in the industry. These are excellent additions to a shooters product line or bow hunting lodge for late arrival practice. They glow 10 to 12 hours or more. One photo shows a target that has been shot over 300 times with arrows. Then shot over 60 times with multiple caliber pistols, air guns and rifles. A true durable product offering lots of fun shooting.