Thought organic cotton briefs in a classic, casual shape with super soft seams. New recycled nylon blend Made from re-purposed nylon garments Stretchy comfortable fabric that moulds to your shape Seamless Fabric weight is 250gsm, slightly heavier than our jersey underwear Check the size guide here. Due to hygiene reasons this item cannot be returned or exchanged unless faulty Fabric: 95% Recycled Nylon 5% Elastane Jersey Code: WAC5054