{"product_id":"20x20-4mm-corrugated-plastic-sheets-50-pack-blue-lightweight-double","title":"20x20 4mm Corrugated Plastic Sheets 50 Pack Blue - Lightweight Double","description":"\u003cp\u003eOur review of these 20x20 4mm corrugated plastic sheets finds them best suited for sign makers, event organizers, teachers and DIY crafters who need an affordable, weatherproof substrate. The biggest reason to buy is practicality: the sheets are lightweight yet impact resistant, double sided and blank, so they work straight away for yard signs, school projects or temporary displays without extra mounting materials. They ship from Florida and arrive ready to cut, paint or print, which makes them a convenient bulk option when you need many uniform boards.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and reusable:\u003c\/strong\u003e The plastic construction resists rain and staining so signs survive outdoor use and can be wiped clean for reuse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble sided blank surface:\u003c\/strong\u003e Smooth faces on both sides give you full design area to print, paint or draw on each board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight and durable:\u003c\/strong\u003e At a corrugated 4mm thickness the sheets are easy to carry and mount yet flex without cracking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to cut and shape:\u003c\/strong\u003e The material trims cleanly with a utility knife or shears so you can create custom sizes and shapes for projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile applications:\u003c\/strong\u003e Use for lawn signs, garage sale displays, school posters, packaging inserts or simple baffles in hobby projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk pack convenience:\u003c\/strong\u003e Fifty uniform blue boards in one pack reduce trips to the supplier when you need many signs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThese corrugated plastic sheets are ideal for small businesses and individual sign makers who produce yard signs, temporary outdoor advertising, or directional signage for events. Teachers and crafters will also appreciate the blank, easy-to-write surfaces for classroom projects and displays.\u003c\/p\u003e\u003cp\u003eThey are less appropriate for permanent signage that requires professional printing on rigid substrates or for users who need an already mounted sign with hardware; this product is a raw material meant to be cut, decorated and mounted as required.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWaterproof, stain resistant material extends outdoor life compared with paper-based boards.\u003c\/li\u003e\n\u003cli\u003eDouble sided smooth surfaces provide more usable area for graphics or messages.\u003c\/li\u003e\n\u003cli\u003eLightweight 4mm corrugation balances durability and ease of handling for large runs.\u003c\/li\u003e\n\u003cli\u003eSold in a 50 pack, which is cost-effective for bulk projects and events.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNot a permanent rigid substrate for long-term signage where metal or full-sheet plastic is required.\u003c\/li\u003e\n\u003cli\u003eColor is fixed to blue in this pack, so matching other colors requires buying different sets.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e20 x 20 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e4 mm (approximately 3\/16 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e50 sheets per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eDouble sided smooth, blank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCorrugated plastic (waterproof)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShips from\u003c\/td\u003e\n\u003ctd\u003eFlorida\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eFor anyone who needs a practical, reusable and inexpensive sign substrate in quantity, these 20x20 4mm corrugated plastic sheets are a sensible buy. They offer the right mix of light weight, weather resistance and blank double-sided surfaces for short- to medium-term outdoor signs, school projects and DIY displays, making the 50 pack good value when multiple identical boards are required.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan these sheets be used outdoors?\u003c\/strong\u003e\u003cbr\u003eYes. The corrugated plastic is waterproof and stain resistant, suitable for outdoor lawn signs and temporary displays.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre the surfaces printable?\u003c\/strong\u003e\u003cbr\u003eYes. The smooth, blank faces accept many screen printing methods, paints and permanent markers for custom graphics.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow easy are they to cut?\u003c\/strong\u003e\u003cbr\u003eThe 4mm corrugated plastic trims cleanly with a utility knife or shears and can be bent without cracking for custom shapes.\u003c\/p\u003e","brand":"WHOLESALE ARTS AND FRAMES","offers":[{"title":"Default Title","offer_id":48241089937627,"sku":"B0CVYSP3K2","price":153.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/818X3-wc1zL._AC_SL1500_d1f92c1e-89a8-462e-ac8d-db0594651ddc.jpg?v=1770929067","url":"https:\/\/gearmusthave.com\/products\/20x20-4mm-corrugated-plastic-sheets-50-pack-blue-lightweight-double","provider":"GearMustHave","version":"1.0","type":"link"}