Brand new in the box, women’s size 8 1/2. Color is blue. Thong slip on style. Extremely soft and cozy! Please see photographs for additional details. Elevate your lounging experience with these Vionic Lydia slippers. These slip-on slippers feature a faux fur upper material and terry cloth fabric type, providing ultimate comfort and coziness. The blue color adds a pop of style to your loungewear collection. These slippers are designed with a women's department and come in a size 8.5 US shoe size. The Vionic brand is known for its quality and these slippers are no exception. Perfect for slipping on after a long day or wearing around the house on the weekends.