1 7/8" Black Hook Individual Tape Dots 450/Case self-seal paper envelopes The opening on the polybag

The opening on the polybag is always on the first dimension listed (its width)

Helps lower your mailing costs

drying or clean-up

Static safe dissipative inner and outer surfaces

Works in temperatures from 0 to 194 degrees F

1 7/8" Black Hook Individual Tape Dots 450/Case self-seal paper envelopes The opening on the polybagTouch fastener closure system when the two sides are touched, hundreds of hooks interlock with hundreds of loops to create a secure bond. When pulled apart, the hook straightens out and releases from the loop. Rubber based, pressure sensitive adhesive for both high and low temperature environments. Hook and Loop sold separately. Weather resistant.