Thank you for viewing. This is a double-wrap leather bracelet. The clasp is a hook type with a fishhook motif. Sizes: Wrist Circumference (Inner Diameter) S Size: 15cm M Size: 17cm L Size: 19cm LL Size: 21cm (Example: If your wrist circumference is between 16.5cm and 17.5cm, the M size (17cm) would be the appropriate size.) Please specify your size after purchase. If no size is specified, we will send the M size. Please understand. The above sizes are not the total length. Leather: 3mm Material: Leather (Genuine Leather) Clasp: Zinc Alloy (Lead-free, Cadmium-free) Color: Brown Unisex (for both men and women) If you would like a size other than those listed above, please inquire. Please feel free to ask any questions.