Real Clean - Monster Extreme Thickness Microfiber Towel Chemical and Water Safe Material, Blue 16" x 16" (Pack of 3) The Monster Microfiber 550 xl is truly the ultimate microfiber towel for professionals looking for the very best. Designed to the highest standards of quality with a 100% microfiber edging Monster Microfiber not only the thickest microfiber, monster microengineered using Long-Thick-Loop Technology and 410,000 premium fibers per square inch it's also the heaviest weighing in at an incredible 550+ g/m2 with a silk banded scratch free edges. SILK BANDED MONSTER IS MORE THEN JUST SOFT it's SCRATCH FREE thanks to silk banded edges. MAKE IT A MONSTER- Different towels are designed for various purposes and uses. Monster Microfiber is simply the best 70/30 blend of polyester and polyamide. Buffs away waxes, wipes glass without streaks, safely apply quick detailers and remove your favorite products 100% scratch free. Microfiber weight is calculated as, GPSM (Grams Per Square Meter) scientifically noted as (g/m2). Thickness of a microfiber towel is based on the thickness of the fiber, length of the loop, amount of fibers per square inch and most importantly weight. Highest Quality = Faster Absorbency+ Less Wasted Effort + Better Results in Less Time. Over time getting cheap towel of throw away towels will cost more anyways. Because Monster Microfiber is 100% machine washer friendly, lint free and fantastic it can be washed numerous times while still retaining its original softness and amazing absorbency. 545 xl can be washed hundreds of times in the machining machine unlike  throw away towels that are bad for the environment and create extra waste.