Free Bag + 4 Big Happy Emoji Face Squeeze Ball - ( 1 Smiling Face Heart Eyes Waterproof Nylon Backpack Bag Satchel ) Backbag: Color: Yellow Material: Plush Size: 10" x 12" x 3" (Inches approx.) Squeeze Ball: Size: 3" inches Color: yellow The bag is made of plastic which is waterproof and light! It's good to bring to the beach. You can put your clothes and slippers! Safe to play with - they passed US custom CES exam. Great set of gift, good to store your squeeze ball.