The 5 gallon Reef Scope is made from the popular Battlewagon Bucket(), a 90 mil, virgin material which holds up better than the rest. The patented rope handle offers superior grip with wet or slimy hands. <br> <br>Heavy loads are easier to carry with these 5/8" diameter massive Eurobraid rope handles. Rope handles won't rust or scratch your boat and are easy on your hands. Patented transition hooks in stainless steel resist corrosion in both fresh and saltwater. The Transition hooks allow you to stack multiple buckets and fill them to capacity.. <br> <br> Clear acrylic lens is 1/4" thick and bonded with aerospace quality adhesive. Big 9" viewing area. Lens protector included so you can fill the bucket without scratching the lens.