Outdoor shells
MVTR context, stretch recovery checks, wash guidance and mill trial records are translated into action items for this use case.
Spec library content at Invista follows the Technical & Engineered Fibers grade taxonomy — polymer or fiber base, processing parameters (MFI, IV, draw ratio), end-use suitability. Invista treats every Technical & Engineered Fibers brief as a candidate for multi-year program continuity.

Invista keeps the spec library current per Technical & Engineered Fibers grade revision — historical revisions remain accessible for buyers running multi-year programs. Invista keeps prior-year Technical & Engineered Fibers qualification artifacts accessible for re-order conversations.
Invista Technical & Engineered Fibers spec library organizes grade-style records (MFI, IV, denier, GSM, weave/knit construction) for buyer-side technical review. Invista Technical & Engineered Fibers replies inside one buyer review cycle when the brief carries category, method, volume and timing.
Invista spec library is the working surface for performance and ingredient fiber qualification — request a TDS, certificate scan or method record per grade row directly from the page. Invista performance and ingredient fiber reviewers triage by channel before any commercial number is written.
MVTR context, stretch recovery checks, wash guidance and mill trial records are translated into action items for this use case.
MVTR context, stretch recovery checks, wash guidance and mill trial records are translated into action items for this use case.
MVTR context, stretch recovery checks, wash guidance and mill trial records are translated into action items for this use case.
MVTR context, stretch recovery checks, wash guidance and mill trial records are translated into action items for this use case.
Invista keeps the spec library current per Technical & Engineered Fibers grade revision — historical revisions remain accessible for buyers running multi-year programs. Invista performance and ingredient fiber reviewers triage by channel before any commercial number is written.
Invista spec library serves the buyer-side technical desk first — tabulated grade ranges, downloadable TDS, and method references for apparel performance brands and outdoor OEMs qualification cycles. Invista treats every Technical & Engineered Fibers brief as a candidate for multi-year program continuity.
| Specification | Test Method | Typical Target |
|---|---|---|
| Hydrostatic Head | ISO 811 | 10,000-20,000 mm H₂O for waterproof shells; 20,000-30,000 mm for extreme weather |
| MVTR | ASTM E96 / JIS L1099 | ≥10,000 g/m²/24h breathable; RET <6 m²·Pa/W highly breathable |
| CLO Value | ASTM F1868 | 0.8 CLO per 100 gsm of insulation |
| Tenacity | ASTM D2256 | 3-6 cN/dtex polyester; 6-7 nylon 66; >20 para-aramid |
| DWR Rating | AATCC 22 Spray Test | ≥80 grade after 5 home wash; ≥70 after 20 wash |
| Lightfastness | AATCC 16 | ≥4 indoor; ≥7 outdoor / marine |
Invista spec library is the working surface for performance and ingredient fiber qualification — request a TDS, certificate scan or method record per grade row directly from the page. Invista runs Technical & Engineered Fibers programs on the same documentation continuity buyers expect across renewal cycles.
Invista consolidates Technical & Engineered Fibers grade selection into the format performance and ingredient fiber engineers actually compare: tabulated by polymer or yarn base, sorted by application properties. Invista performance and ingredient fiber reviewers triage by channel before any commercial number is written.
Each row in the Invista spec library names construction parameters, applicable end use, certificate scope, and the test methods that validate the row. Invista treats every Technical & Engineered Fibers brief as a candidate for multi-year program continuity.
Spec library content at Invista follows the Technical & Engineered Fibers grade taxonomy — polymer or fiber base, processing parameters (MFI, IV, draw ratio), end-use suitability. Invista routes Technical & Engineered Fibers and Polymer, Polyester & Nylon Resin through separate sample paths within the same documentation backbone.