【Material】Durable backpack made of 600D waterproof Oxford fabric. Excellent abrasion resistance, resistant to rain and sweat, and long-lasting performance in outdoor and sports scenes. Versatile design, suitable for travel and everyday use. 【Adjustable Drawstring】Adjustable drawstring closure design on the top allows for flexible storage capacity. Large items such as rackets and balls can be easily stored, increasing practicality. Tightening the drawstring prevents contents from falling out, ensuring safety and convenience. 【Independent Ball/Storage】Large-opening storage with mesh ventilation on the front. Various sizes of balls can be neatly stored, and ventilation allows moisture to escape, maintaining hygiene. Effective for sweat control after sports. 【Independent Shoe Storage】Independent zippered pocket at the bottom. Store dirty athletic shoes separately from other clean items, achieving wet and dry separation. Can be used without worrying about hygiene at the gym or while traveling, matching the Japanese preference for cleanliness. 【Hook Design】Human-friendly sturdy hook design, preventing the bag from getting dirty even when hung on a coat rack or fence. High load-bearing capacity, safe for heavy loads. Provides convenience and reliability in daily sports and outdoor activities. ⭐️Color: Blue ⭐️For outdoor activities, sports, commuting to school or work ◎Price negotiation possible◎