DescriptionMade of plastic material, the kids whistle is solid and durable, lovely design and loud sound, suitable for outdoor sports, such as hiking, camping or climbing, also as theme party favors, or goodie bag filler. Besides, it can be used for kids' daily exercise, portable and easy to take it anywhere you want.Features-Color: Random. -Material: Plastic. -Size: About 7.00X3.80X3.00cm/2.75X1.49X1.18in. - Not easy to break or deform, loud and portable to use and carry, convenient for storage.- These whistles could create an active atmosphere and bring more fun to theme party. - Can be heard for far distance, perfect giving to kids to use, also great for the emergency backpacks. - Light in weight, exquisite with excellent workmanship, easy to carry and use, equipped with lanyard.- Kids will love these toy whistles, nice for camping, boating, fishing, hiking and other outdoor activities.