T-RAIN / PRODUCT GUIDE

Sizing rainwear over winter clothing

Check shoulder, sleeve and waist movement over coats and layers instead of automatically going up one size.

Quick answer

Sizing over winter clothing needs a fitting with the actual layers. Going up one size is not universally correct. Check shoulders, sleeves, body room and seated fit together.

Keep the usual layer volume during fitting

Trying a sample over a T-shirt before wearing it over a heavy coat is misleading. Use the normal midlayer, coat and any gloves. Reach forward with the rainwear fully fastened and record cuffs pulling away from the wrists or tension across the chest.

Check top and trousers separately

For a suit, try the trousers over winter legwear too. Knee bending, sitting and waist overlap are separate from jacket fit. Compare a published size chart with garment measurements; do not invent dimensions from size letters.

  • Record which layers were used in the fitting.
  • Test sitting and reaching with the garment fastened.

Current model data and technical sources

This table uses the same data as product pages and model TDS documents. Fabric mass is in g/m², not finished product weight. Missing fields require confirmation.

Model-specific data for the selected products
Model / collectionMaterials and fabric massSizes / packingSource
Y-7600

Fabric: PVC-coated fabric · 400 g/m²

XS–3XL

20 units

Model TDS
Care instructions
FT-2000

Fabric: PVC fabric · 400 g/m²

XS–3XL

10 units

Model TDS
Care instructions

Should everyone size up in winter?

No. Decide using layer volume, cut and actual garment dimensions.

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