美国采购需求：防晒面料、防晒布、PVC面料、遮光布、金属布

I'm interested in your roller shades cutdown programs and would like to gather more details about them. Specifically, I'd like to understand the different options you offer for customizing roller shades to fit various window sizes. It would be great if you could provide insights on the available sizes, the extent of adjustments possible, and any minimum order requirements. Additionally, I'm eager to explore the fabric options you have for roller shades. A variety of fabric choices will help me cater to different customer preferences and aesthetic styles. If possible, please share any catalogs, swatches, or detailed descriptions of the fabrics you currently offer. This information will be invaluable for making informed purchasing decisions. Looking forward to your response!