Outdoor badminton tennis backpack trendy cool 2025 new large capacity backpack travel male outdoor fitness student

Pattern: Letter Lining texture: Polyester Listing Year Season: Spring 2025 Function: Waterproof, Expansion Material: Nylon Size: uniform size Length: 48 cm Width: 35 cm Height: 23 cm Capacity: 36-55L Label: Yes Washing Care: Hand or machine washable