- Fabric information - Waterproof and breathable Isolite light - Weigh polyamide - Fabric. Durable water-repellent finish. Windproof - Fabric. Taped seams. Special features -Overtrousers elasticated waist. 2 side pocket openings. Adjustable hem with press studs. Packs away into stuff sack.Washing Instructions Cool machine wash with Regatta Isotex cleaner or pure soap. Do not bleach. Tumble dry on low setting. Do not iron. Do not dry clean. - - Fabric information - Waterproof and breathable Isolite light - Weigh polyamide - Fabric. Durable water-repellent finish. Windproof - Fabric. Taped seams. Special features -Overtrousers elasticated waist. 2 side pocket openings. Adjustable hem with press studs. Packs away into stuff sack.Washing Instructions Cool machine wash with Regatta Isotex cleaner or pure soap. Do not bleach. Tumble dry on low setting. Do not iron. Do not dry clean.