3M™ Dual Lock™ Reclosable Fastener SJ3780 is a black, polypropylene reclosable fastener roll good without pressure-sensitive adhesive. This fastener is available in a number widths and has a stem density of 250 stems per square inch.
3M™ Dual Lock™ Reclosable Fasteners without Pressure Sensitive Adhesive can be attached to surfaces by sewing, stapling, ultrasonically fusing to many polypropylene materials or use of liquid adhesives which bond polypropylene.
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