Size: The length from top to heel of the high thigh socks is about 18.11inch/46cm. and the toe to the heel is about 7inch/18cm. The knee long socks fit US shoe size 6-9 & sock size 9-11. With good elasticity. the maximum circumference of the sock is about 15inch/38cm. FYI: Model with calf circumference of 11inch/28cm and thigh circumference of 14.17inch/36cm in these poly-cotton socks feels comfortable without feeling tight. Size Direction: The over the knee stockings for women fit average height women and the wearing effect is related to height. For height 65inch/165cm. weight 121lbs. it will be classic over knee style. For 67.7inch/172cm. 154lbs. it will just over the knee. For 68.9inch/175cm. the top of the sock just reach the knee. For a more detailed understanding of the size of the extra long thigh high socks. please see the images on the left. Elastic Material: The over knee tights is made from Polyester&Cotton blends. which is soft. stretchy. non-itchy and breathable. The fabric provides excellent heat preservation function and retain their shape after multiple wears. The good elasticity makes it stay up and make you look slimmer. Style Diversity: These thigh high stockings are in Minimalist. Classic. Vintage. Causal and Sporty style. which means you can be Cute. Sexy and Chic with the bulk of high thigh socks. Vary the length of your socks to fit different outfits: Classic over knee style. Fashionable calf socks style. Popular loose socks style. Cute thigh-high socks add a playful touch to your look when worn with skirts and shorts. Suitable for daily wearing. cosplay. dancing and yoga. Ideal gifts for girls and women. Effective-Cost&Service: 6 pairs of high thigh stockings for women in one package.