Sieve Thongs For Women – Negative’s Sieve Thong is a minimal cut in subtly sheer, naturally smoothing Belgian micromesh. 100% Cotton Gusset Lining – Provides effortless comfort. 3 Pack in Coast - Our Coast colorway features Black, White, and Buff + White. Low Rise Cut. Semi Sheer Mesh - A low rise thong in our airy light, subtly sheer, naturally smoothing Belgian micromesh. Our Everyday Go-To Thongs for Women - Comfortable high quality materials. Made from 74% Polyamide (Nylon) 26% Elastane (Spandex), 100% Cotton gusset lining.