Specifications: Lightweight, durable snorkeling fins. Made of high quality silicone, ensuring stable and flexibility. Soft material improves comfort and reduces friction and chafing. Excellent for deep free diving, long distance swimming, etc. Item Name: Swimming Fins Quantity: 1 Pair Material: Silicone Suitable Shoe Size: XS(30-32), S(33-35), M(36-38), L(39-41), XL(42-44) Size Details XS Size: Width: 13cm/5.1", Length: 27cm/10.6", Foot Width: 10cm/3.9", Shoe Mouth Length: 8.5cm/3.3", Shoe Mouth Width: 5.5cm/2.2", Heel Height: 6cm/2.4" (Approx.) S Size: Width: 14.5cm/5.7", Length: 30cm/11.8", Foot Width: 11cm/4.3", Shoe Mouth Length: 9.5cm/3.7", Shoe Mouth Width: 6cm/2.3", Heel Height: 6.8cm/2.7" (Approx.) M Size: Width: 16cm/6.3", Length: 32cm/12.6", Foot Width: 12cm/4.7", Shoe Mouth Length: 10.5cm/4.1", Shoe Mouth Width: 6.5cm/2.6", Heel Height: 7cm/2.8" (Approx.) L Size: Width: 17cm/6.7", Length: 35cm/13.8", Foot Width: 13cm/5.1", Shoe Mouth Length: 11cm/4.3", Shoe Mouth Width: 7.5cm/3.0", Heel Height: 8cm/3.2" (Approx.) XL Size: Width: 19cm/7.5", Length: 37cm/14.6", Foot Width: 14cm/5.5", Shoe Mouth Length: 11.5cm/4.5", Shoe Mouth Width: 8cm/3.2", Heel Height: 8.5cm/3.3" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Pair of Swimming Fins