their applications For... Window Treatments : Diffuse Light - Retain ViewsIn this application, sorter's metal bead curtain works just like other,ball chain products using standard drapery hardware and fullness ,recommendations.Dividers : Separate Space - Maintain FlexibilityAs a space divider, Sorter's bead curtain allows movement of air,light, and sound while providing a distinct sense of space separation.The ability to move the fabric on the track provides complete flexibilityWall & Ceiling Treatments Reflect Light Use Sorter's metal fabric on walls and ceilings to create a unique texture and accentuate lighting effects.Visual Merchandising : Separate Space Sorter's metal bead curtain is a highly flexible product that works well as a backdrop for a store display or space division without compromising sightlines.Exterior Cladding : Get Creative - Reflect LightLight reflection for partial shading, outdoor sculptures, decorative metal cladding, or whatever the outdoor application, Sorter's ball chaihn can be woven in metals suited for exposure to the environment.ModelMaterial DiameterSQ4Nickled Black Alloy4mmSN8Nickled Alloy8mmST3Brass Nickled Alloy3mmSS4Stainless Steel4mmSG6Chromed Alloy6mm1. A good drooping2. Degrees of transparency and flexibility and suitable for both interior and exterior applications.3. We used the material is stainless steel, magnesium alloy; their identity is solid, durability strong. The quality is good.The specifications of window treatment are as following: