Features: brand new and high quality Mucus removal device is made of high-quality PVC materials, practical and durable. Our muscle exercise device enables people to gradually improve their muscles ability during daily exercise, strengthen capacity. Small in size, you can put it in your pocket to use-anytime you want. Muscle trainer is great for athletes, musicians, swimmers, and the elderly. Breathing training device, simple in design and requires-nothing. Easy to benefit-and help enhance muscle exercise. Specifications: Material: PVC Size: As-the Picture Show Color: Blue-/White Note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the pic-may not reflect the actual color of the item. Package includes: 1x Breathing Training Device