Dynamics supply these quality, heavy duty, transparent Zip Lock (Press Seal) Resealable Poly Bags, which are suitable for a wide range of packing applications. Mainly used in the geological field for soil and small rock sampling.They can be filled and then easily sealed by hand. Due to their airtight properties and the reusable seal, they are ideal for packing and storing small components and spare workshop parts too, such as nuts and bolts, etc.
These bags also feature a convienient white 'write-on-panel' for notes of content and other important information.