Composite Supply Group, LLC is your preferred choice for game-ready portable pitcher's mounds. With our patent pending design, you will experience the feel of a traditional dirt mound and the convienence of a portable, maintence free pitching mound. A mound from Composite Supply Group, LLC will allow you to utilize any field to its full potential, either by quickly and easily converting a softball field into a tournament ready baseball field, or enlarging an infield to suit an older age group. Our products are constructed from the most durrable and lightweight materials and are gauranteed to last.