The 28 oz. Long-n-Lean Easy-Grip Custom Water Bottle has a sleek, thin design complete with an indented body and ribbed rubber back panel for a comfortable and sturdy hold. The attached heavy-duty twist-on cap, along with its resistance to stain and odor, makes the 28 oz. Long-n-Lean Easy-Grip Custom Water Bottle ideal for outdoor activities ranging from a strenuous hike to a leisurely family picnic. Stain and odor resistant. Ribbed rubber back. Not microwave or dishwasher safe.