• Beautify your fish tank with a cuttable background that fits perfectly. • Made of thickened PVC, waterproof, non-reflective, and durable. • Marine world patterns with high-definition 3D effect on both sides. • Easy to install with stickers that adhere firmly without curling. • Dimensions: 15.75" x 24.41" (40 cm x 62 cm). • Note: due to manual measurement, there may be an error of 1-2 cm.