1. Material: food grade silicone + PP plastic 2. Environmentally friendly silicone material, soft and skin-friendly, safe and secure 3. Reduce the discomfort when the baby nose is blocked, will not damage the baby nasal cavity 4. When sucking through the nose, one-way inhalation of air, to prevent the backflow of snot 5. Weight: about 25 g 6. Size: about 11 x 3 cm