Webbing is a component rather than a finished product, which means its specification is always dictated by what it has to do. A tape that performs perfectly as a jacket drawcord would fail as a luggage handle, and vice versa. Working backwards from the application is the most reliable way to specify woven tape.
For backpacks and luggage, the dominant requirements are tensile strength, abrasion resistance and the ability to hold a shape under repeated loading. Polyester webbing in widths of 25 mm to 50 mm is the standard choice for shoulder straps and handles, often with a denser weave for the load-bearing sections. Where a strap must resist stretching so that a load stays secure, a low-elongation construction is specified. Padded sections are usually built by folding or combining the tape with foam rather than by weaving thickness into the tape itself.
Garment applications place more emphasis on hand feel, washability and appearance. Drawcords, waist tapes and trim webbing are typically narrower, from 10 mm to 25 mm, and cotton or polyester-cotton blends are common where a soft, natural finish matters. Elastic webbing is used for waistbands and adjustable cuffs, where the tape must recover its length after stretching. Colour fastness to washing is the key specification here, since garment trims are laundered far more often than bag hardware.
Outdoor and sports products sit between the two. Pet leashes, climbing gear and cargo systems need high strength with controlled elongation, and may use nylon for its bright colour and toughness or aramid and UHMWPE for genuinely demanding loads. Reflective and glow-in-the-dark tapes are usually built on a polyester base with the functional yarn woven or coated on the surface, keeping the base strength while adding visibility.
Industrial and safety applications bring their own requirements. Lifting slings, load restraint and fall protection specify webbing by working load limit rather than breaking strength, and require documented testing. Heat-resistant applications may call for aramid, while cut-resistant environments suit UHMWPE. In these cases the specification is almost always driven by a standard or a regulation, and the tape must be produced to that standard rather than to an appearance.
Marine and furniture uses prioritise resistance to UV, salt water and repeated flexing. Solution-dyed PP webbing is widely used for outdoor furniture strapping because the colour runs through the fibre and does not fade, while polyester is preferred where greater strength is needed. Stain resistance and ease of cleaning become important considerations in both cases.
The practical conclusion is that webbing should be specified from the application inward. Stating the end use, the loads involved, the expected exposure and the cleaning regime gives a supplier everything needed to recommend a construction, and it removes the guesswork that leads to a technically compliant but functionally unsuitable tape.