The sale is for the top / upper tray which can be adjusted to fit a range of paper sizes. (Note that it is only the lower tray which can accommodate A3 sized paper. ).
eBay
Transparent Thermal Self-Adhesive Paper Color On Clear 57x25mm Used For Portable printer Thermal Printer Photo Printing Paper
Aliexpress UK
This item is mostly working. The issue is the paper grabbing isn’t working hence I’ve listed it as parts The carriageway squeaks and clunky when trying to load paper but it doesn’t grab. It may just need cleaning up? Comes with 2 x original HP (instant ink contract) cartridges which are worth a couple of quid on their own.
eBay
10 Rolls Mini Printer Paper, Thermal Printer Sticker Paper 57X25mm,for Photo School Notes, Journal, DIY Vintage Letter Stickers
Aliexpress UK
Load with Transfer paper for stickers, t-shirt and more. Let your printing not be restricted anywhere and shorten the distance between you and the work place;. Small & Slim - It feels incredibly compact for an A4 Printer, weighing just 2.11lb and only 1.6in thick.
eBay
Thermal Printer Paper, 57x25mm Colorful Paper for Mini Sticker Portable Bluetooth Printer,3 Color Non-sticky Paper 2.2"/57mm
Aliexpress UK
It stretches out or shrinks down depending on the paper size that you are using. The sale is for the lower / bottom tray which can be adjusted to fit a range of paper sizes. Note that it is only this lower tray which can accommodate A3 sized paper.
eBay
A4 Thermal Paper White Quick-Dry Printer Paper Multipurpose Thermal Paper Compatible for M08F M832 M833 Portable Thermal Printer
Aliexpress UK
HP OfficeJet 100. A4 USB Colour Inkjet Portable Printer. Printer Technology - InkJet. Bluetooth USB Pictbridge. Printer Specification. Printer DPI - 4800 x 1200 DPI. Printer Speed - 22PPM.
eBay
3 Rolls Transparent Self-Adhesive Thermal Paper Glossy Thermal Printer Paper for Mini Portable Printer 57mm X 25mm For Scrapbook
Aliexpress UK
The TS705a printer using edible inks can also be used as a standard printer, CD printer or photo printer and can produce stunning images. This new printer model has a Rear Feed Paper Tray which allows easy printing of edible papers, making this printer perfect for printing onto all edible papers including wafer paper, icing sheets and fondant sheets.
eBay
American Warehouse Haolic A3 DTF Printer XP600 Printhead Clothes Printing Machine for Small Business DTF Printer
Aliexpress UK
Northern Ireland, Highlands, Islands Of Scotland, Isle Of Man, Isles Of Scilly.
eBay
NEW 953XL Ink Cartridge Compatible 953 for HP 953 XL Black CMYK for HP Printer OfficeJet Pro 7720 7730 7740 8210 8218 Printer
Aliexpress UK
HP DesignJet T830 24" A1 MFP (F9A28D): Brings a New benchmark in multi-functional wide-format printing and scanning. Ideal if you only want to print B+W or just the odd colour line drawing, but if you need full colour renders then you have a high capacity option.
eBay
Transparent and colored thermal label paper with white adhesive labels, 57mm mini printer roll, compatible with mini printers
Aliexpress UK