Guides
Structured fabric buying guides — verified composition data, mill sourcing, and side-by-side comparisons.
Capilene vs Merino: Fabric Specs, Performance, and Which Base Layer Wins
Capilene is Patagonia's polyester base layer; merino absorbs 30x more moisture. Side-by-side specs, drying, warmth, odor, and use-case data with citations.
How to Shrink Sweatpants: Methods, Temperatures, and Expected Shrinkage by Composition
Shrink sweatpants by composition: 100% cotton fleece 3-5% per cycle, blends 1-3%, polyester <1%, with elastane warnings and AATCC TM 135 sourced data.
How to Hand Wash Cashmere: A Step-by-Step Guide With Fiber Science
Hand wash cashmere at 30°C with pH 5-7 detergent and a 10-15 minute soak. ASTM D2816, ISO 3758, FTC fiber definition, and Shorter cuticle mechanism.
How to Wash a Knit Sweater: Fiber-by-Fiber Care Data
Wash a knit sweater at or below 30°C with a pH-neutral wool detergent and 600 RPM spin. Felting thresholds, fiber data, and detergent pH compared.
Does 60% Cotton 40% Polyester Shrink? AATCC 135 Test Data
60/40 cotton-polyester shrinks 1–5% under AATCC 135 home laundering — less than 100% cotton. Data tables for knit vs woven, hot vs cold, and dryer effects.
Does Ring Spun Cotton Shrink? Measured Data and AATCC 135 Tolerances
Yes — 100% ring spun cotton shrinks 2–5% on a hot wash. Measured shrinkage by SKU, AATCC 135 sanforized tolerances, and what 'pre-shrunk' actually allows.
What to Wear to Court as a Male Defendant: A Research-Backed Guide
Courtroom attire for male defendants by fabric and case type — wool weight oz/yd², fiber composition, suit color, fit, and what jury-perception research finds.
How to Steam a Suit Jacket: Distance, Time and Construction Risks
Steam a suit jacket safely with measurable distances by fabric weight, time per area, and the chest/lapel zones to avoid on canvased and fused construction.
Does a 100% Cotton Shirt Shrink? Yes — 3–10%, by AATCC Data
100% cotton shrinks 3–10% on average — measured against AATCC TM 135 and ISO 6330. See exact percentages by finish, wash temperature, and weave construction.
Raw Denim Jeans for Men: Fabric Data on 39 Pairs [2026]
Compare 39 men's raw denim jeans by weight, mill, cotton source, selvedge status, sanforization, and price — structured fabric data in one comparable format.