-Straw teat is made up of platinum silicone which is a very hygienic and safe, BPA-free material. -The smoothness of the straw protects the baby’s teeth and gum-It can be used in a 2-way system, the baby can drink while sitting down with the tube, or drinking in a lying down position without the tube.-Silicone straw nipple teat comes in 2 different stages, same cut but different intensity, Stage 1 suites from 6 month+, Stage 2 suites for 12 month+.-“+” cut prevents any leaking, the straw can be cut into appropriate length according to the height of the cup during use. Country of Origin: Korea Warnings: -Always use this product with adult supervision. -Never use straws as a soother. -Continuous and prolonged sucking of fluids will cause tooth decay. -Always check food temperature before feeding. -Inspect before each use and pull the straw in all directions. Throw away at the first sign of damage or weakness. -Do not leave in a disinfectant for longer than recommended, as this may weaken the straw. -Before first use place a straw in boiling water for 30 seconds. This is to ensure hygiene. -Please use a straw brush when washing the straw. -When washing, put a straw brush through the teat and wash gently by spinning the teat. (Do not put in and out excessively.) -Avoid direct sunlight or fire. -Please replace the silicone straw every 2-3 months for sanitation issues. -Straws are not suitable for a child under 6 months. -Please check the package instructions before using.