From the product description, check product page for current description, price and availability:

• 🏖️ Durable Material – Danmu beach towel clips are made of solid plastic and zinc galvanized steel. Lightweight, easy to carry. Ideal size, convenient to store, does not take up a lot room when packing. Perfect companion to your cruise or swim pool time.
• 🏕️Multiple Use – Prevent your towel from flying away, attach your towels to beach chair, hang up wet clothes in the shower, clip curtain, socks or other small items, attach table cloth and towels to table and chairs in picnic. They can also work as bag holders and in art projects
• 🏖️Large Size – Large dimension 4 1/10″ in length, can be open up to 2 1/3″. Functional to most beach chairs. Strong grip can hold blankets
• 🏕️Bright Color – Colorful easy to spot. Just one set, you can have a wonderful time even in a windy day. Reusable and competitive in price.