Material: Acrylic plastic Size: 5cm/2inch; 6 cm / 2.36 inch?8 cm / 3.15 inch?10 cm / 3.94 inch?12 cm / 4.72 inch;14cm/5.51inch. Weight per unit? 5cm/10g;6cm/14g;8cm/24.5g;10cm/42.2g;12cm/62.2g;14cm/92.2g. Weight per set: 5cm-20PCS/set,200g;6cm-15PCS/set,210g?8cm-15PCS/set,367.5g?10 cm-10 PCS/set,422g?12cm-10PCS/set,622g;14cm-5PCS/set,461g. Feature: 1. These transparent hollow spheres are crafted from high-quality acrylic, exhibiting a crystal-like transparency and featuring a smooth, rounded surface that is resistant to breakage and deformation, making them reusable. 2. These acrylic spheres consist of two parts that can be easily opened and closed, facilitating convenient decoration changes within the sphere. Additionally, they come with hanging holes at the top so you can attach ribbons or strings for easy suspension in your car, on trees, in bedrooms, by windows—anywhere you desire. 3.The shop provides six different sizes of acrylic spheres for customers to select from; each size contains a varying number of spheres, allowing you to choose the most suitable option for your DIY projects.