Brand New with Tags. 100% Authentic. Same or Next Day Shipping MSRP: $40.00 SAVE NOW ! In a lightweight micro-mesh fabric enhanced with a touch of stretch for an unrestrictive feel, these Air FX Tech hip briefs from Calvin Klein are the perfect choice for all-day comfort and support. Flexible stretch Calvin Klein Underwear logo waistband with excellent shape retention 3 microfiber Hip Brief Material : 92% polyester, 8% elastane