The 1.4-inch diameter cork has added buoyancy to keep your keys floating and not easily lost, especially if they fall into the water. It is easy to carry in your pocket or bag. The floatable ball keychain makes it easy to identify your keys and keep them floating in the water, making it a great accessory for all your water adventures. Our floatable keychain can easily float with up to 40 grams of keys attached. Made of high-grade wood and stainless steel, it is durable and waterproof. Lightweight and easy to carry, if your keys or lifting rope fall into the sea, it is easy to find the floating keychain. Whether you are boating, fishing, kayaking, rafting, swimming, sailing, surfing, or playing in the waves at the beach, your keys will never be lost.