New multi-use self healing injection ports make inoculation a breeze when making your own spawn. Whether its for jar lids or spawn bags they take the guesswork out of inoculations. These self healing ports are made from a special mix of high temp silicone and EPDM foam rubber with a high temp 3M adhesive backing that will stick and hold up to autoclave temperatures. Just peel and stick! They can be re-used many time!
 
 Includes:
 
25 Self healing ports
3M Professional Adhesive Backing
Peel and Stick!
Works on plastic, metal jar lid or any spawn bag.