Brand: SUNTUTU [SUNTUTU] Electric Cooling Pack-Free Physical Cooling Water Vest, Usable by Just Filling with Water, Summer Water Cooling Clothing, Cool Cooling Vest, Cold-Sensing Workwear, Uniform Temperature Reduction, Heat Stroke Prevention, Measures Against Heat, Cooling Workwear This is a used item, worn a few times. The item is shown in the second image. Please understand that this is a used item before considering purchasing. No instruction manual or warranty. Product Specifications Size: 3XL Color: Gray Fit Type: Standard Style Name: Cooling Vest Sleeve Type: Sleeveless Closure Type: Zipper Product Details Brand Name: SUNTUTU Model: M905 Manufacturer: SUNTUTU Item Weight: 400 grams Material and Care Material: Cotton Blend Material or Fiber Technology: Cloth Care Instructions: Hand Wash Only Features and Specifications Pocket Type: None