Slip it on, and you'll know why it's called perfect! The Perfect Thong cranks up your sex appeal with the glossy sheen of its wet look fabric. The thong perfectly accentuates the rear with its V shaped strap effect. 93% Polyester 7% Elastane. S/M - Bust 34-37 inches. Waist 25-28 inches. Hips 35-38 inches.