Material: The feeding kit is made of premium silicone, which is safe, non-toxic and soft in material, giving your pet the safest and considerate care. The surface is smooth, durable and it can be reused after cleaning. Silicon Tube: Every Single product match 2 silicone tube. The one that doesn't open is used to feed the liquid. The open one can be used to feed micro pills. For large, we recommend that you grind it and dilute it with water before feeding. Instructions: Insert the small at the tip. Or load the liquid into the barrel. Place index and middle fingers under finger rings. Open pet's mouth with one hand over top of head and muzzle. Apply pressure with fingers on each side of the jaw hinge, aim at the throat, pushing the piston quickly. Size: Length 5.9" & Width 2.4", It fits most sizes, and It is also suitable for feeding young animals that have not yet started eating themselves. Round handle facilitates fixing our fingers, making the feeding process more easy control. Warm Tips: For large tablets, we recommend that grind it and dilute it with water, then put the paste into the open tube to feed. Putting large-sized tablets directly may result in unsuccessful feeding.