18" x 30"  size does the job right the first time.

The Secret is in the weave, Window Magic has a 30% increased absorption combined with a finer weave to deliver superior steak free squeaky clean glass.
Waffle weave construction involves splitting the polyester and polymide fibers that comprise microfiber and densely weaving them into a waffle textured towel.

• the softest and easies to use for glass
• safe to use on even the most delicate surface.
• 100% Hypoallergenic and irritant free!
• lint Free and non-abrasive
• absorbs 7 Times Its Weight in applicable product
• picks up dust and micro particles like a magnet

Window Magic, could possibly be the best window towel ever!  To make it even better use it with an ammonia free window cleaner to guarantee streak free results.

Filth sticks!  clean windows make people happy and improve visibility. Window clean is tint safe, VOC compliant streak free happiness for your windows...Nice.

Chemical guys Streak Free Window Clean, kicks some serious ass. Premium quality now available in 16oz and 1 gallons sizes so you can chose just how clean you want to be.

Directions for Use:

1. Simply mist a small amount of Streak Free Window Clean onto  towel or surface.

2. Work over glass in a circular or side-to-side manor to remove dirt and grease.

3. Flip over dirty side of towel to clean area and polish glass for perfect streak free results.