Rain Bird TP25-30PK Drip Irrigation Tubing "Goof" Plug, 30-Pack Plugs unwanted holes in all sizes of 1/2" Drip tubing Terminates 1/4" tubing runs Designed to work with Rain Bird ET/1PK25S Emitter Tool (sold separately) Durable black plastic Constructed of highly durable UV and chemical-resistant materials to assure long life 30-pack of plugs in convenient plastic bag