Features: Durable Construction: These stainless steel spring fin straps are made with premium materials that offer good toughness and resistance to corrosion from seawater ensuring long-lasting use in harsh diving conditions. Easy to Use: The diving fins spring strap set features quick release buckles that make it convenient to put on and take your scuba diving fins saving you time and effort during your diving adventures. Replacement Straps: Designed as a replacement for traditional diving fin straps these straps provide a secure and comfortable fit making them suitable for diving lovers who seek an upgrade for their gear. Perfect Gift Idea: Ideal for friends family and neighbors who enjoy diving these spring straps make a thoughtful gift that enhances their diving experience and shows your appreciation for their passion. Customer Service: With customer satisfaction as our first priority we offer a satisfaction service for all of our merchandise. If you have any problems please contact us in time. We will give you replies as soon as possible. Specifications: Material: Stainless Steel Size Fit Circumference(cm) Natural Length(cm) Suitable Shoe Size S 28.5-32 29.5 38-42 M 31-34 30.5 41-44 L 33-38 32.5 43-48 Notes: Please allow slightly errors due to manual measurement and different monitors. includes: 1*Stainless Steel Spring Fin Straps "