250gsm or 300gsm - thick card. A5 148mm x 210mm (5.8" x 8.3"). A2 420mm x 594mm (16.5" x 23.4"). A3 297mm x 420mm (11.7" x 16.5"). A6 105mm x 148mm (4.1" x 5.8"). A4 210mm x 297mm (8.3" x 11.7"). Especially with 250gsm and 300 gsm, which are quite a stiff cards.
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A4 A3 White Cardboard Handmade Hard Card Board 1 2 3MM Thick Craft Paper DIY Model Cardstock Black Chipboard Thicked Kraft Paper
Aliexpress UK
Greyboard has a huge variety of uses. Use Greyboard to create rigid models that will be able to withstand years of wear and tear. 500micron is 0.5mm like acereal box, 1000 Micron is 1mm thickness, 2000 Micron is 2mm thickness.
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A3 Tuya Wifi PC Power Switch Desktop Computer Remote Boot Startup Card Telecommuting PICE MINI Card APP Remote Control
Aliexpress UK
An alternative to drawing paper, great to use in painting and cut and stick crafts. An overall great card for craft that is also 100% recyclable. White card is a blank canvas for you to make the art that speaks to you.
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A3/A4/A5 White Thicked Kraft Paper Hard Cardboard 5/10pcs Diy Handmake Card Making Craft Paper Chipboard Backing Board 1/1.5/2mm
Aliexpress UK
Greyboard has a huge variety of uses. Use Greyboard to create rigid models that will be able to withstand years of wear and tear.
eBay
A4 A3 White Thicked Kraft Paper DIY Handmake Card Making Craft Paper Thick Paperboard Cardboard 1 2 3MM Chipboard backing board
Aliexpress UK
The smooth finish of our paper and card provides a professional look and feel, while the range of GSM weights allows for flexibility in your design choices. Available in a range of sizes from A6 to A2, this uncoated kraft card and paper is perfect for printing on both sides, making it a versatile choice for your crafting needs.
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Borrence A3/A4/A5 Kraft Paper Quality 1/1.5/2/2.5/3mm Thicked White Kraft Paper DIY Handmade Card Making Craft Paper Cardboard
Aliexpress UK
Especially with 250gsm and 300 gsm, which are quite a stiff cards. A5 148mm x 210mm (5.8" x 8.3"). A2 420mm x 594mm (16.5" x 23.4"). GSM is the weight of the paper, not the thickness. CIE Whiteness (ISO 11475) - 145%.
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A3 Photo Paper, Waterproof Glossy for Photo Paper，Waterproof Embossed Card Paper Inkjet Photo Paper
Aliexpress UK
PREMIUM QUALITY 1000 microns (1mm) 760gsm GREYBOARD. A5 (148mm x 210mm). A2 (420mm x 594mm). A3 (297mm x 420mm). A6 (105mm x 149mm). A4 (210mm x 297mm).
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A3/A4/A5 Photo Paper 20Sheets, Waterproof Glossy for Photo Paper,230gsm Card Paper Inkjet Photo Paper
Aliexpress UK
180gsm / 230micron. Alos this card suitable for most printers (check out your printers specs!). Making card?. - This card is just perfect for painting and drawing on to. You can stick lots of great craft materials on this card for a beautiful finish.
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A4 A3 Gray Thicked Kraft Paper DIY Handmake Card Making Craft Paper Thick Paperboard Grey Cardboard 3MM Chipboard Backing Board
Aliexpress UK