Channel vacuum bag are designed to work with direct or external vacuum sealer where you place just the front of the vacuum bag into the sealer. The channel pattern is an essential part of the vacuum process for domestic and external vacuum sealers.BPA free, soft plastics recyclable
These vacuum bags are laminated with channels to assist with the direct vacuum process.
Suitable for all types of vacuum sealers
If you are looking for chamber vacuum bag they are HERE
