Guard Tubes & Inserts

36 pack. These innovative cardboard guard tubes are made from 100% recyclable paper and feature a paper-closed end with a view hole that assists in sorting empty inserts. Inside diameter is 5/16 inch. The inserts are made from glassine and are 6 inches long. This extra length assists in pulling the inserts from the guard tubes at harvesting time. Contains 36 guard tubes with inserts.