Made in Canada 4X7-Inch #000 Size Extra Durable Bubble Padded Metallic Silver Aluminum Foil Glamor Envelope Storage Bulk Shipping Jiffy Mailer Thermal Insulated Courier Bag. 

Box of 300 Pieces

Strong and Lightweight Material. 5 X 8 Outside Dimensions.4 X 7 Usable Inside Dimensions. Good for Small Electronics, Video Games, Flags and Banners, Jewelry, Coins, Tubes, Cosmetics, Accessories and More! Waterproof and 100% Opaque Design (Contents not visible from outside).