Including 4 Stage 2 Straw Nipples + 2 straws + 2 sets of weighted straw. Stage 2 suites for 12 month+.
The Silicone Straw Nipple can be replaced with Grosmimi Replacement Straw kit stage 1 / 2 / 4pcs / Multipack / weighted straw for babies over 6 months and 12 months. 
“+” cut prevents any leaking, the straw can be cut into appropriate length according to the height of the cup during use.
Straw teat is made up of platinum silicone which is a very hygienic and safe, BPA-free material. - The smoothness of the straw protects 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 drink in a lying down position without the tube.