Floating design with moistureproof and dustproof protection; keeps interior dry and can float on water. Shockproof protection with a cotton lining to cushion contents and prevent damage from impacts and vibrations. strength composite material; wearresistant and durable for rugged outdoor use. Tight seal with four buckle closures; strong airtight seal and simple operation. Key benefits Protects valuables in wet or dusty environments, reducing the risk of moisture damage. Floats on water to aid recovery and prevent loss when near or on water. Interior shockabsorbing lining minimizes impact damage to delicate items. Durable construction designed for repeated outdoor use and challenging conditions. Specifications and features Material: strength composite material Lining: shockproof cotton Closure: four buckle openings for a tight, airtight seal Use scenarios On boats, kayaks, or near water during fishing trips to safeguard phones, cameras, keys, or documents. At the beach, poolside, or camping to keep valuables dry in rain, sand, or dust. During outdoor work or travel where moisture, impact, or rough handling could affect contents. This description maintains the original product's emphasis on flotation, moisture and dust protection, shock absorption, durability, and secure sealing, while presenting clear, customerfriendly language and practical use cases.