The Benbulben – Twin Pack of Professional High Pitch Plastic Dog Whistle is the perfect way to train your dog. These two whistles come in black and orange colors and are made from quality, durable plastic that will last you for years. The twin pack includes 2 lanyards and keyrings so you can choose between storing them in a bag or box. With a length of 80mm, these whistles are ideal for when you’re out and about.