MMF Industries 240121004 EZ Crimp Plastic Seals Cash Bags, 6-Digit Numbered, BLK, 250/Box MMF240121004 MMF 240121004, Black plastic head crimps easily using Seal Press (sold separately). Features an interior metal seam to eliminate tampering. The polytape strap has an embossed surface to minimize slippage while providing over 200 lbs. of tensile strength. Designed to fit either cloth or plastic coin bags. Closure: Crimp; For Bag Type: Cloth; Plastic; Preprinted: Six-Digit Number; Strap Length: 10.0 in., UC 078541112148