The Matilda Brief offers a sheer-backed, fuller coverage brief with a cotton-lined front and stretch mesh side panels. It features sheer inserts with embroidery detail at the front. Brand: Elomi. Machine Wash. Gusset Lining: 100% Cotton. Main Fabric: 94% Polyamide, 6% Elastane. Front Lining: 100% Cotton. Embroidery: 100% Polyester.