BP1: Please use the bag for storage.. BP2: Acrylic is a strong, tough, and durable material with good impact strength, being 50% lighter than glass. No seams - just a solid one-piece design.. BP3: Use for props, juggling, displays or decorations. These Sphere Balls have a polished surface that is flawlessly smooth.. BP4: Exhibiting high transparency of up to 92% and reflectance of roughly 4%, acrylic is a good alternative to glass.. BP5: 2x Pack. Material: Acrylic / PC. Type: Acrylic Spheres. Length: 40mm. Width: 40mm. Depth: 40mm. SKU: 162.. || PRODUCT DESCRIPTION SUMMARY: Clear Acrylic Spheres - Clear pure acrylic spheres are fully transparent solid spheres with a high quality polished gloss finish. No seams - just a solid one piece design. Use for props, juggling, displays or decorations. These Sphere Balls have a polished surface that is flawlessly smooth. Due to the perfect circular shape and clear nature of this acrylic, these contact balls can act as magnifying glasses and start fires. Never leave them in direct sunlight (or on a window sill). Please use the bag for storage. The material is moisture resistant, strong, durable and lightweight, with at least 100 times the impact resistance of glass.. || Please see the technical image illustration for size references. All measurements are in millimetres/millimeters. || Product Details: Size_Ref: 40mm. Colour_Ref: Clear. Material_Ref: Acrylic / Polycarbonate. Type_Ref: Acrylic Spheres. Quantity_Ref: 2. || Dimensions (L x W x D mm): 40 x 40 x 40. || Additional Specifications: Pitch_MM: . Washer_Dimension: Nut_Dimension: Bolt_Dimension: