Description This item is well made of premium material for durable and practical use. With lip appearance design, the whistles can help children improve the colors and promote the development of the brain. This is a good choice for kindergarten or for children's birthday party. Feature - Color: As shown. - Material: Plastic. - Size: About. 6.5 * 4 * 1.8cm / 2.6 * 1.6 * 0.7 inch (L * W * H). - Made of premium plastic, lightweight and safe for kids playing with. - Funny and lip appearance can attract kid's attention. - Easy to hold, suitable for kids playing with. - Bright colors help child brain development. - gift for kids.Packing list: 1 x set of 15PCS Plastic Lip Whistles Birthday Party Favors Party Noisemakers For Children Kids