Specification Brand : ArtToFrames BulletPoint1 : Mat is standard 4 ply material used in Custom Frame shops. BulletPoint2 : Made of lignin-free and pH-neutral materials. Fits into a(n) 16x24 Frame. BulletPoint3 : This mat will fit a 12x20 Photo. Actual opening size will be 11.75x19.75. BulletPoint4 : NOTE FOR ORDERS SOLD BY ArtToFrames ONLY: OPENING SIZE(s) MAY BE CHANGED BY CUSTOMER. Please include your desired opening size(s) by email, or through the contact seller link. If we do not receive a request for a custom size within 2 hours of your order it will be cut with the opening size listed above. Feel free to contact us with any questions you may have. BulletPoint5 : Color : Splash ExternallyAssignedProductIdentifier1 : 0733063800811 ExternallyAssignedProductIdentifier2 : 733063800811 IncludedComponents : backdrop ItemDisplayDimensions_Height : 16 inches ItemDisplayDimensions_Length : 24 inches ItemDisplayDimensions_Width : 24 inches ItemDisplayWeight : 1 pounds ItemName : 16x24 Splash / Nile Green Custom Mat for Picture Frame with 12x20 opening size (Mat Only, Frame NOT Included) ItemPackageDimensions_Height : 16 inches ItemPackageDimensions_Length : 24 inches ItemPackageDimensions_Width : 24 inches ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : photo-mat-boards Manufacturer : ArtToFrames Material : Paper ModelName : MAT-209-16x24-Nile Green ModelNumber : MAT-209-16x24-Nile Green NumberOfItems : 1 PartNumber : MAT-209-16x24-Nile Green ProductDescription : Features: 1.Simple and compact design, for better photo display. 2.Suit to stick your artworks or photos easily. 3.Easy to stick on album page or other flat surface. Specifications: Material: PVC material Color: white Quantity: 14 sheet/1428 pcs Package includes: 1428 × photo corner stickers ProductSiteLaunchDate : 2015-11-12T20:13:14.185Z Size : 16x24 StreetDate : 2017-03-27T00:00:01Z Style : Custom mat SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 60121400 WarrantyDescription : A warranty is a product manufacturer or service provider's documented guarantee of quality as promised to a customer.