The interior is coated with black polyurethane finish, providing excellent light-blocking properties. This ensures comfortable shade even on hot midsummer days while effectively blocking heat from the sun. Additionally, it offers high resistance to water pressure, ensuring safe usage even on rainy days. * Light Blocking Performance: 99% or more (measured at the fabric stage) * Heat Shielding Effect: Reduces temperature rise inside the umbrella to about 2/3 (measured in comparison with our uncoated products) * UV Blocking: 99% or more (measured at the fabric stage) This umbrella serves as both a parasol to block sunlight on hot summer days and as a rain umbrella in all seasons. The main shaft is made of fiberglass, providing excellent strength and flexibility. The handle is wrapped in synthetic leather for added comfort. Dimensions (Resized in US inches and cm): - Umbrella Type: Long Umbrella for both sunny and rainy days - Main Shaft Length: 22.83 inches (58 cm) - Total Length when Closed: Approximately 34.06 inches (86.5 cm) - Diameter when Opened: Approximately 35.83 inches (91 cm) - Weight: Approximately 14.64 ounces (415 g) Specifications: - Country of Manufacture: China - Material/Components: - Fabric: 100% polyester (with black polyurethane coating on the back) - Main Shaft: Steel center rod, fiberglass main shaft - Handle: Synthetic leather wrapped - Packaging: Individual Packaging Japan Import