T-back Butterfly Thong Underwear94% Polyester +6% Spandex. T back; Ring Linked; Sexy Thong. T back thongs stay securely in place throughout the day, with a well designed T shaped back that prevents slipping or shifting. T back thongs provide a sensory experience that feels luxurious and indulgent against the skin, enhancing the wearer's overall comfort and satisfaction. Thongs are versatile enough to be worn under a variety of clothing styles, from everyday wear to special occasion