【Quality service】We will use the top logistics provider for delivery, and provide 24 months warranty service, if there is any problem with the product, please feel free to contact us, our most professional after-sales team will solve your problem by the best way. 【Art Fabrics - Linen Fabrics】 New blackout roller blind fabrics made of linen, with interlaced weave, richer texture, more skin-friendly and delicate hand feel, make your home more artistic. It can block the sunlight and protect your privacy. The fabric is laser cut so that the fabric has no burrs. The main ingredient of linen fabric is natural linen fiber, pure natural, no odor, let you enjoy a more comfortable environment. 【New blackout design】 The Cordless Roller Shades are our newest product. It solves the problem of light leakage from the top of many Blackout window shades by adding a baffle and using a hidden mounting code to make the window shades more effective and concealable. 【38mm Roll Tube】The thickened roll tube is better stressed and offers more sizes to choose from. The rolled tube fits more closely to the fabric, making the gap between the fabric and the window frame smaller and providing better light blocking.【Free Stop System】Roller shades System is built by us after countless use experiments, it can protect your children or pets from harm. You just need to pull down or push up to stop at any position you want, not as difficult to control or as other devices. 【Customize Size】INSIDE MOUNTING roller blinds require a minimum 2" window frame depth. Blackout roller window shades custom windows shades width need to be 1/2" less than window width, The length of the shades is equal to the length of the window. OUTSIDE MOUNTING roller shades for windows need to be 4 inches wider and longer than window width and length for better coverage.If you can't find the size you need on the page, please contact us and we will give you for a custom solution. ABOUT US The Research and Development, production and application of Boolegon continue to focus on shade products, and has been pursuing the highest principle of product quality and customer experience. So far, the created products serve more than 80 countries and regions, and are committed to the continuous efforts of mankind's happy life. Finer Details: Accessories Material:Aluminum ,HAND-WOVEN LINEN FABRIC Feature: Cordless design raises and lowers easily by lifting and lowering the bottom rail,safe for kids and pet. Light Blocking,Energy saving,Sound Insulation, Heat insulation, Heat Preservation, Filtering direct Sunlight,UV Protected Protection of Privacy Suitable for Bedroom,Living room, Kitchen, Bathroom, Office, etc.