What this wine glass cup rack can offer you is that it has a flat anti-slip bottom to make it more stable, and it has a sturdy holder tray to keep the cup from slipping off. This glass cup rack can be used in a variety of cup shapes, and it has a wide space between each shelf to ensure that the cups do not collide. It is constructed of acrylic material. This product has different sizes and shapes for you to choose. It is suitable for table or kitchen to hold wine cups, bottles. Item Name: Cup Holder Material: Acrylic Features: Space-saving, Transparent, High Stability Style: A: Single Layer 6 Holes B: Double Layers 6 Holes C: Double Layers Black Bottom 12 Holes D: Treble Layers Black Bottom 12 Holes Size Details: Size: A, Length: 30.1cm/11.9", Width: 6cm/2.4", Height: 5.3cm/2.1", Hole Diameter: 3.8cm/1.5" (Approx.) Size: B, Length: 16.5cm/6.5", Width: 10.3cm/4.1", Height: 5.3cm/2.1", Hole Diameter: 3.8cm/1.5" (Approx.) Size: C, Length: 30.1cm/11.9", Width: 10.5cm/4.1", Height: 5.3cm/2.1", Hole Diameter: 3.8cm/1.5" (Approx.) Size: D, Length: 21.1cm/8.3", Width: 15.1cm/5.9", Height: 5.3cm/2.1", Hole Diameter: 3.8cm/1.5" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Cup Holder