# Comotomo bottle collapsing or leaking at the vent Why does a Comotomo bottle collapse or leak at the vent? The checked facts do not explain why a Comotomo bottle collapses or leaks at the vent\. The facts below cover the vent design, the body feel, and leak reports\. Comotomo Baby Bottle 8\-Ounce/250 ml Kit: Two vents are positioned on the nipple to maintain airflow without extra vent pieces; the store says this is intended to reduce swallowed air, colic, spit\-up, burping and gas\. The video demonstrates a flexible, squeezable body and says the simple wide design is easy to clean by hand; it also presents dishwasher and microwave sterilization\-bag options\. A user found the body exceptionally soft and flexible and the nipple softer than alternatives; their baby enjoyed handling the texture and latched without the side leakage experienced with other bottles\. Comotomo Baby Bottle 5\-Ounce / 150 ml Kit: The bottle uses soft, squeezable silicone intended to feel like skin\. Several users found the bottles easy to wash by hand or dishwasher and reported no leaking\. COMOTOMO COM250TP: The nipple has two built\-in vents intended to limit air intake, maintain milk flow and reduce colic\-related discomfort\. The soft silicone body is intended to be easy for babies to grip\. ### 1. [Comotomo Baby Bottle 8\-Ounce/250 ml Kit](/products/ucp/anbbaby-com/6607583969366) (sold by anbbaby\.com) Two vents are positioned on the nipple to maintain airflow without extra vent pieces; the store says this is intended to reduce swallowed air, colic, spit\-up, burping and gas\. - Vent design: Two vents are positioned on the nipple to maintain airflow without extra vent pieces; the store says this is intended to reduce swallowed air, colic, spit\-up, burping and gas\. (guide) - Body feel: The video demonstrates a flexible, squeezable body and says the simple wide design is easy to clean by hand; it also presents dishwasher and microwave sterilization\-bag options\. (review) - Leakage reports: A user found the body exceptionally soft and flexible and the nipple softer than alternatives; their baby enjoyed handling the texture and latched without the side leakage experienced with other bottles\. (review) ### 2. [Comotomo Baby Bottle 5\-Ounce / 150 ml Kit](/products/ucp/anbbaby-com/6607584657494) (sold by anbbaby\.com) Several users found the bottles easy to wash by hand or dishwasher and reported no leaking\. - Vent design: - - Body feel: The bottle uses soft, squeezable silicone intended to feel like skin\. (guide) - Leakage reports: Several users found the bottles easy to wash by hand or dishwasher and reported no leaking\. (review) ### 3. [COMOTOMO COM250TP](/products/ucp/anbbaby-com/4597204615254) (sold by anbbaby\.com) The nipple has two built\-in vents intended to limit air intake, maintain milk flow and reduce colic\-related discomfort\. - Vent design: The nipple has two built\-in vents intended to limit air intake, maintain milk flow and reduce colic\-related discomfort\. (listing) - Body feel: The soft silicone body is intended to be easy for babies to grip\. (listing) - Leakage reports: - Every value in the table is a fact RoboTrunk checked, linked to the page it came from\. A dash means no checked fact fills that cell\. Prices and stock change, so this page prints neither: each product name links to its RoboTrunk page, which shows them live\. Written 2026-10-23T05:21:04.403Z. This page is published by RoboTrunk, a store built for shopping agents. The store named on this page sells the product and ships it. RoboTrunk is not the seller and never holds the money. Buying works in one path. RoboTrunk's tools prepare a checkout at that store, then hand back a short-lived link. The person approves the total; once RoboTrunk has checked the store's total against it, the person is given the checkout link to tap in their own browser, or, if the person prefers and gives permission, their agent may open the link and finish there, and payment always happens on the store's own checkout page. RoboTrunk never takes the payment or sees a card. Where the rest of this site is: - /agent/story.md is what RoboTrunk is and how it works, in full. - /agent/tools.json is every tool, its arguments and its answers. - /agent/merchants is every store you can buy from through RoboTrunk. - /products/ucp is every store's indexed products. - /products/search is one search across every store, in plain words. - [What RoboTrunk is](/agent/story.md) - [Every tool, in your browser through WebMCP](/agent) - [The tools and how to call them](/agent/tools.json) - [The stores you can buy from](/agent/merchants) - [Every store's products](/products/ucp) - [Search every store at once](/products/search)