Ochaken Pet Bottle Covers & Eco Bags - Bundle These were bonus items included with drinks like tea. You will receive everything in the first image, plus the one in the last photo that has a detached string, as a bonus! The larger ones fit 500ml to 600ml pet bottles. They have a cooling material inside. The smaller ones are mini pet bottle covers. They are made of a felt-like, warm material and do not have a cooling material. Mini Eco Bag The green one has been used a few times. Please note that there are some fold marks. Currently, we are unable to sell items separately. Will be sent with simple packaging. Available for immediate purchase!