{"title":"A3 Cardboards","description":"\u003ch2\u003eA3 Cardboards for Displays, Craft and Classroom Projects\u003c\/h2\u003e\u003cp\u003eA3 cardboards provide a sturdy and versatile surface for school work, craft, signage, presentations and creative displays. This category is suited to teachers, students, artists, offices, event teams, childcare centres and hobby crafters. A3 cardboards are useful for posters, signs, backing sheets, card making, classroom displays, model making, presentation boards and art projects. Browse the range to compare colours, weights, finishes, pack quantities and sheet types. Choosing the right A3 cardboard can help provide the strength, colour and presentation quality needed for different tasks. Whether you are preparing classroom resources or creative display material, A3 cardboards provide practical support for hands on projects.\u003c\/p\u003e","products":[{"product_id":"rainbow-spectrum-board-a4-220gsm-bright-assorted-pack-of-100","title":"Rainbow Spectrum Board A4 220gsm Bright Assorted Pack of 100","description":"\u003ch2\u003eVibrant Colour with Strong Everyday Performance\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eRainbow Spectrum Board A4 220gsm Bright Assorted delivers bold matte colour and dependable durability.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBring energy and confidence to your creative projects with Rainbow Spectrum Board A4 220gsm Bright Assorted. Designed for classrooms, offices and craft spaces, this uncoated matte board features a selection of bright colours that instantly lift signage, invitations and presentation materials. The sturdy 220gsm weight provides excellent rigidity for mounting and layered designs, while remaining easy to cut, score and shape for detailed work. Acid free construction helps maintain colour vibrancy and prevents discolouration over time, ensuring your projects look fresh and professional from start to finish.\u003c\/p\u003e\n","brand":"Rainbow Paper","offers":[{"title":"Default Title","offer_id":53207198564715,"sku":"GN84082","price":19.15,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2795\/8891\/files\/SPBA4BA__35160.1771613327.500.750.jpg?v=1778471368"},{"product_id":"rainbow-spectrum-board-a3-220gsm-bright-assorted-pack-of-100","title":"Rainbow Spectrum Board A3 220gsm Bright Assorted Pack of 100","description":"\u003ch2\u003eMake Every Display Pop with Bold A3 Colour\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eRainbow Spectrum Board A3 220gsm Bright Assorted delivers vibrant impact and durable matte strength.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTurn creative ideas into attention grabbing displays with Rainbow Spectrum Board A3 220gsm Bright Assorted. Designed for classrooms, offices and studios that need colour and structure, this uncoated matte board features a selection of bright shades that instantly energise posters, signage and presentation pieces. The sturdy 220gsm weight provides excellent rigidity for mounting and layered projects, while remaining easy to cut and shape for detailed craft work. Acid free construction helps maintain colour intensity and prevents discolouration, ensuring your work looks fresh and professional over time.\u003c\/p\u003e\n","brand":"Rainbow Paper","offers":[{"title":"Default Title","offer_id":53207223533931,"sku":"GN84080","price":38.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2795\/8891\/files\/SPBA3BA__46476.1771613013.500.750.jpg?v=1778471411"},{"product_id":"rainbow-spectrum-board-a3-220gsm-assorted-pack-of-100","title":"Rainbow Spectrum Board A3 220gsm Assorted Pack of 100","description":"\u003ch2\u003eExpand Your Creative Possibilities with Bold A3 Colour\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eRainbow Spectrum Board A3 220gsm Assorted delivers strong matte performance for standout projects.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBring bigger ideas to life with Rainbow Spectrum Board A3 220gsm Assorted, designed for creators who need space, strength and vibrant colour. This uncoated matte board provides a rich assortment of colours that instantly enhance posters, signage and presentation pieces. The sturdy 220gsm weight offers reliable structure for mounting, layering and crafting, while remaining easy to cut and shape for detailed work. Acid free construction ensures your designs resist discolouration over time, making it ideal for both temporary displays and long lasting creations in classrooms, offices and studios.\u003c\/p\u003e\n","brand":"Rainbow Paper","offers":[{"title":"Default Title","offer_id":53207695950187,"sku":"GN65411","price":38.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2795\/8891\/files\/SPBA3__66455.1771612466.500.750.jpg?v=1778474178"},{"product_id":"rainbow-spectrum-board-a4-220gsm-pastel-assorted-pack-of-100","title":"Rainbow Spectrum Board A4 220gsm Pastel Assorted Pack of 100","description":"\u003ch2\u003eSoft Pastel Colour with Strong Creative Support\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eRainbow Spectrum Board A4 220gsm Pastel Assorted combines gentle tones with durable matte strength.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBring a refined, calming touch to your projects with Rainbow Spectrum Board A4 220gsm Pastel Assorted. Designed for art rooms, offices and creative spaces, this uncoated matte board features a selection of soft pastel shades that add elegance without overpowering your design. The sturdy 220gsm weight provides excellent structure for invitations, card making, signage and layered craft work, while remaining easy to cut and customise. Acid free construction helps maintain colour integrity and prevents discolouration over time, ensuring your finished pieces stay fresh and professional.\u003c\/p\u003e\n","brand":"Rainbow Paper","offers":[{"title":"Default Title","offer_id":53207696015723,"sku":"GN84083","price":19.15,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2795\/8891\/files\/SPBA4PA__97242.1771613458.500.750.jpg?v=1778474179"},{"product_id":"rainbow-spectrum-board-a3-220gsm-pastel-assorted-pack-of-100","title":"Rainbow Spectrum Board A3 220gsm Pastel Assorted Pack of 100","description":"\u003ch2\u003eSoft Colour and Strong Structure for Refined Displays\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eRainbow Spectrum Board A3 220gsm Pastel Assorted delivers durable matte performance in calming pastel tones.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCreate elegant posters and thoughtful craft projects with Rainbow Spectrum Board A3 220gsm Pastel Assorted. Designed for artists, educators and professionals who prefer a softer visual impact, this uncoated matte board features a range of gentle pastel shades that enhance presentations without overwhelming the message. The sturdy 220gsm weight provides reliable support for mounting, layering and structured designs, while remaining easy to cut and customise. Acid free construction helps protect your work from discolouration over time, ensuring your projects maintain their fresh, professional appearance.\u003c\/p\u003e\n","brand":"Rainbow Paper","offers":[{"title":"Default Title","offer_id":53207877288299,"sku":"GN84081","price":38.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2795\/8891\/files\/SPBA3PA__54021.1771613177.500.750.jpg?v=1778476399"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2795\/8891\/collections\/Classroom_A3_Cardboard_Project_Table_Mega_Office_Supplies.png?v=1780540930","url":"https:\/\/megaofficesupplies.com.au\/collections\/a3-cardboards.oembed","provider":"Mega Office Supplies","version":"1.0","type":"link"}