20mm Heat-Sealed Tape Keeps Uniform Seams Waterproof and Wind-Resistant
20mm Hot Melt PU Coated Seam Sealing Tape
- Model7222-3021
| Material: | Polyurethane |
| Width: | 20mm |
| Thickness: | 0.1mm |
| Color: | Clear |
| Packaging: | 200m/roll, 50rolls/ctn |
| MOQ: |
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◆ Lead Time: 25-35 days
◆ Shipping: Sea freight, Railway freight
◆ Payment: T/T, L/C ...
About Ningbo MH
MH specializes in garment accessories and fabrics, offering high-quality solutions for the textile and home décor industries. With advanced automated warehousing, MH ensures efficient supply chain management and provides comprehensive after-sales support, exclusively serving businesses, not individuals.
Product Details
Material: Polyurethane
Width: 20mm
Thickness: 0.1mm
Color: Clear
Length: 200m/roll
This tape is sealed with a waterproof coating and won't peel off during a wash. Remains soft and flexible after application with excellent performance and durability
PU heat-sealing tape is often applied to the seams on the shoulders, sleeves, chest, and back of uniforms, especially those used for outdoor work, rain gear, or other uniforms that require waterproofing.
The tape is thermally bonded to the seams, effectively preventing water penetration.
Applied to areas like zippers, cuffs, or the hem of uniforms, PU heat-sealing tape can reduce wind penetration, keeping the wearer warm and comfortable.
MH seam sealing tape is a 20mm wide hot melt polyurethane (PU) coated tape, 0.1mm thick, made for thermally bonding to garment seams.
The PU coating is heat-sealed onto the seam, bonding directly to the fabric to block water penetration at the stitch line. Once applied, the tape stays soft and flexible rather than stiffening the seam, and the coating is wash-resistant so it will not peel off after repeated laundering.
Key Selling Points
- Thermally bonded waterproofing: The hot melt PU coating heat-seals directly onto seams, blocking water penetration at the stitch line.
- Stays soft and flexible: Unlike rigid seam tapes, this PU coating remains soft and flexible after application, so it does not stiffen the garment seam.
- Wash-resistant bond: The coating is engineered to resist peeling through repeated washing, maintaining seam waterproofing over the garment's life.
- Wind-blocking at high-movement seams: Applied to zippers, cuffs and hems, the tape reduces wind penetration for added warmth and comfort.
MH supplies the tape in a clear finish for use across seam areas including shoulders, sleeves, chest, back, zippers, cuffs and hems, helping uniform garments hold up to outdoor work, rain and wind exposure.

