Ripstop nylon is nylon fabric built with a reinforcing grid intended to limit the spread of a tear. Ripstop describes the construction, not a universal fiber weight, strength grade, coating, or waterproof rating. The exact cloth still needs a denier, weight, weave, finish, width, and sales format.
What the grid tells you
The visible grid is created by reinforcing yarns placed through the fabric at regular intervals. It can help localize damage, but it does not make every ripstop equally strong or suitable for the same project. A lightweight 70D ripstop and a heavier NyCo camouflage ripstop can share the word “ripstop” while differing in fiber, weight, hand, finish, and intended use.
| Specification | Why it matters |
|---|---|
| Fiber | Nylon, a nylon/cotton blend, or another fiber system changes moisture, heat, hand, and care |
| Denier and weight | Describe yarn or finished fabric class; neither is a complete strength rating |
| Grid and weave | Change tear propagation, surface appearance, and flexibility |
| Coating or finish | Changes water behavior, stiffness, and the side used during fabrication |
| Width and cut | Determine yield, panel layout, seams, and total yardage |
Is ripstop waterproof?
Not by definition. Water behavior comes from the full construction, including any coating, laminate, finish, condition, and seams. A product described only as “70D nylon ripstop” should not be given PU, DWR, waterproof, or water-resistant claims unless those details are documented for that exact material.
Where to start
Use lightweight ripstop where low bulk and a reinforced tear structure fit the project. Use heavier fabrics or local reinforcement where abrasion, hardware loads, or concentrated wear dominate. The seam design and component layout often matter as much as the shell material.
- Confirm the exact fiber and denier.
- Check whether a coating or finish is listed.
- Inspect the face and back before cutting.
- Test cutting and edge treatment on a scrap.
- Confirm color, width, and current roll before ordering.
Browse Ripstop Nylon Fabric. Compare it with heavier constructions in CORDURA® vs ripstop nylon, then use the cutting and sealing guide.
Reference
Brookwood’s 70 denier nylon fabric overview separates yarn size, ripstop construction, color, print, and finish as distinct product choices.