Athletic shoe by Merrell (Siren Edge Sneaker); black color upper w/gray & purple contrast; breathable lining; size 6.5W US/37W EU/4W UK/23.5cm - please see all listed measurements and compare to yours (do not hesitate to email me w/your questions before you buy); removable insole; textile & synthetic upper; lace up closure; synthetic sole, signature grippy Vibram outsole for optimal traction & performance in any terrain/conditions; comfortable padded insole; slip resistant outsole; logo detail. The materials are not marked on these shoes. The size is marked only on the inside (tongue) and the logo is on the tongue & outer side of the shoe - see photos. Measurement - heel is approx. 1 1/4 inch; insole is approx. 9 1/4 inches/24 cm, outsole is 10 inches long and 3 7/8 inches wide (ball of the foot). Excellent pre-owned condition - worn only one time, washed and stored/minimal signs of wear, originally $99.95 plus tax. This is a pet and smoke free home. I use scented laundry detergent (Tide) & have perfumed sachets placed in my closets (Kenzo) - please do not buy if you are allergic or have any sensitivity to this type of materials & their scent, or any kind of perfume. Buy three or more items/listings and receive free shipping on that purchase (US only). Feel free to email me w/your questions.