Compatible with 500ml and 350ml plastic bottles. The inner knit prevents water droplets, making it ideal. How about a cute bottle cover? I also have other knit bottle covers for sale. Please read my profile m(__)m *Please purchase only if you can provide a rating and comment. ***I do not accept the "offer price" function. Please do not purchase if you use the offer price function. I don't feel good when the offer price function is used. *Regarding "reserved" items‼️ Please do not purchase items that are reserved for others. No unauthorized purchases‼️ It causes trouble for the seller and the person who reserved the item. **I do not accept purchases from those with negative feedback. I had an unpleasant experience before. **Recently, I've been having trouble with people with negative feedback purchasing items. Please be sure to read the product description _(_^_)_ **If you purchase items individually and they don't take up much space or the shipping cost doesn't change, I will ship them together. Please understand this before purchasing. If you prefer separate shipping, please comment. ※※Recently, I was confused by a comment saying that it was unreasonable to ship two items together when they were purchased separately. **I do not accept silence from purchase to completion of the transaction. Please provide a purchase greeting and at least a minimum of communication. I'm concerned about whether you've read my comments. *For those who need tracking Please comment before purchasing. I will change to Yu-Yu Mercari delivery. Changing to Yu-Yu Mercari delivery will cost an additional 230 yen. I will be on holiday from December 29th to January 6th. December is until the 28th. You can purchase on the 27th. I will only be shipping on the 28th. Please comment before purchasing. I will create a reserved screen for you. Please purchase after January 1st. #CatPattern #KnitBottleCover #skyBottleCover