Clever pouch spring type to store glasses, stationery, Iphone, pens and protect them from scratches and rubbing. It can be carried like a pen case or a glasses case. High-tech Japanese paper that feels good to the touch gently protects your items Water resistant and is made of material that protects it from dirt and liquids History, technology, art, and design come together to create this series Siwa has developed an new type of paper that is water resistant, tear resistant, and extremely strong for a wide range of products from bags for stationary, wallets and home use If you put a little force on the opening, there is a spring-type metal inside, so it will open. Large enough to store general glasses, reading glasses, and sunglasses. It is also ideal for storing smartphones such as iPhones. It weighs only 12 grams. You can use it repeatedly, and the texture will increase each time you use it. Each piece is carefully sewn by a sewing machine, making the seams inconspicuous. In addition, in order to further increase the strength of the material, it has a double structure of bag sewing. The unique "wrinkle feeling" of the material Naoron was actually carefully examined and adjusted at the design stage. The longer you use it, the better the texture will be. RPF Naoron (Recycled PET Fiber Naoron) is a paper created using the washi-suki paper manufacturing method from recycled polyester fibres from used plastic bottles and textile products. While having the distinctive texture of paper, it does not tear easily and is highly water-resistant. RPF Naoron does not emit noxious fumes when burned. Dimensions: H19 x W9.1 cm Weight: 12g Material: RPF Hard Naoron Place of origin: Japan - Ichikawamisato, Yamanashi Features of SIWA bags: Heavy items can be placed inside. Has been tested for loads of up to 10kg. Testing conducted by QTEC Household Goods Testing Centre. Changes may occur to load capability depending on how the product is used and with time. Even wet items such as umbrellas can be put inside without fear of it tearing. Please note that leaving wet items inside for long periods of time may result in changes in the colour of the product. Care Instructions: Pull into shape before use. Please note that dark colours may fade or run. Do not wash. Clean with a well wrung out, damp cloth. Do not iron. Please ensure that the item does not come into contact with hot items. Colours may change in the event that the product comes into contact with wet items. View more products from SIWA