Material: Tyvek® Paper DuPont Waterproof Paper | Waterproof Nylon Fabric Features: double-sided available | tough and durable | waterproof | paper-like thin Size: 34 x 37 cm (can be placed in A4 size items) Color: primary color, lake blue, military green, blue, gray The double-sided Tote Bag is lightweight and lightweight. Designed for the Sen Department, it uses DuPont waterproof paper, and the unique paper texture is more individual; Designed for the mountain system, it is made of water-repellent nylon fabric with a small hill mark. The original point is simple, practical design, and there is no printed style. Let our non-general paper products accompany you everywhere, and walk through the alpine valley with you to travel together! https://live.staticflickr.com/65535/48392231542_c55f0b9ba8_b.jpg . **[DuPont waterproof paper Tyvek® Paper]** It is a special process made of plastic, does not contain harmful substances, can be recycled together with general plastic products, and is a reusable environmentally friendly material. The appearance is the same as that of general kraft paper. It is waterproof, high-strength, tear-resistant, light and breathable. The wrinkle visual effect is first-class, and it can perfectly restore the paper texture! https://farm8.staticflickr.com/7867/47238001611_c3bea2513f_c.jpg - - - - - - - - - - - - - - - - - - - - - **origin. Originpoint - Needle and thread craft | Hong Kong's own design | handmade** https://www.youtube.com/watch?v=nt9OYlABqHs - - - - - - - - - - - - - - - - - - - - - [about production] Since each product is made by hand, measurement, and sewing process, the size, texture, or difference is normal. Please don't mind. If there is a serious error, please let us know and we will handle it. (PS Perfection is carefully selected) [send method] We will ship the goods with SF Express SF Express. SF Express has a good reputation and efficient guarantee. Both the sender and the recipient can track the status of the package at any time, which is safe and reliable. Hong Kong's local SF Express will arrive at your designated pick-up point approximately 1-2 business days after the package is shipped. After the parcel arrives at the pick-up point, SF will send a short message to inform the pick-up. Macao, Taiwan, and mainland China will all send SF, and the freight will be paid. [about free shipping items] The Hong Kong and Macao Free Shipping Project is limited to SF Station/Smart Cabinet Pickup. If the delivery address is residential/remote area, SF Express will charge an additional $20 surcharge for the delivery and will be borne by the buyer. [related after sales service] We will provide 7 days of after-sales service, the day from the date you receive the product. If there is any product mismatch or defects, please take a photo and send it to us, we will contact you as soon as possible and further. [瑕疵 description] Our products are produced by hand, and the following conditions will not be classified as: . Exposed on the thread: the product may have a small amount of thread exposed and can be cut off with scissors. . Dimensional error: Based on manual production, the product may have a 0.5-1cm difference. . Chromatic aberration: Different monitors will cause chromatic aberration, and the color will be subject to the actual product. . Material wrinkles: If the washed kraft paper, DuPont waterproof paper or cloth material has wrinkles, you can use a low temperature iron and a thin cloth to iron it. . Paper wrinkles: The wrinkle texture of each washed kraft paper and DuPont waterproof paper products is unique, and the crease effect is not normal.