Gamma lids can be purchased from a variety of retailers and cost less than $8 each. I bought some last week and installation was easy, the seal was strong and I'm happy I found these. Check them out.

5-Gallon Buckets: <a href="https://amzn.to/2VbXPwvBag">https://amzn.to/2VbXPwvBag</a> Sealer: <a href="https://amzn.to/2JgPeGlMylar">https://amzn.to/2JgPeGlMylar</a ...