NoA4 - (9x12.75) Pro-Loc Grip Seal Bags (229x324mm) Grip-Seal Bags When paired with a bench

When paired with a bench heat sealer

Bulky products where a stronger film helps during insertion and removal

how to choose the right width and thickness

Transparent film makes it easy to identify products without opening the bag—useful for stock control

NoA4 - (9x12.75) Pro-Loc Grip Seal Bags (229x324mm) Grip-Seal Bags When paired with a benchNoA4 (9x12. 75) Pro Loc Grip Seal Bags (229x324mm) Grip Seal Polythene Bags NoA4 Pro Loc Grip Seal Bags Clear LDPE Resealable Storage & Protection Pro Loc grip seal bags are designed for fast, reliable packing where you need to open and close the bag repeatedly without losing protection. This NoA4 format is a popular choice for organising parts, paperwork, samples and products that benefit from a clear, tough polythene bag with a secure press to close