Trakker PVA Mesh System uses a Fast-melt, water-soluble, PVA 25mm/37mm mesh system. They are ideal for making small/medium PVA mesh sticks and bags. The PVA used has Low residue and virtually neutral pH PVA film. In the kit there's a dedicated bait plunger to compact bait into the PVA mesh and it all comes supplied in a sealable storage tube.