Safe and Environmentally Friendly -- The reusable water balloons are made of high quality 100% food-grade silicone, which is light, thin and environmentally friendly. Free of dangerous small parts, there is no risk of choking and accidental ingestion for children. Come with a storage bag for carrying the 12 colorful and elastic water balloons, and can be used for water games anytime and elsewhere. Soft material parents do not have to worry about their children being injured, no hassle of picking up small pieces of balloons around. Play All Summer -- Our perfect summer water toys are brightly colored, help kids to throw and quickly find and use again, this new outdoor summer toys can bring your kids and teens a lot of happiness for delightful play at the park, backyard, party, swimming pool, or beach, etc. Children enjoy endless fun in summer while exercising their bodies. Just break up the boredom of summer! Easy to Fill -- Just open the water splash ball and immerse it in the water and close with both of your hands gently to leave a gap at the connection of the refillable water balloon sphere to quickly fill the water within 2 seconds. It will open automatically and create a huge splash when colliding or squeezing, allowing everyone to have a water battle immediately, both kids and adults will enjoy the cool summertime. Unique Design & Durable -- This Water Bomb with the latest technology, which is more durable and has better sealing performance compared to magnetic-technology water balls. Our reusable water balloon' sealing performance will not fade after many summers of use, you don't need the high cost to get more quality reusable water balloons and the summer fun they bring year after year. Product material: silicone, diameter: 6cm, Product function: play with water, fight water battles, Water filling method: faucet water filling or pool water filling (both)