Our Eat. Sleep. Ping Pong cinch sack is a 14" X 18" bag made from durable nylon and is a great gift idea for anyone passionate about playing ping pong. The cinch sack is available in a variety of colors and features a bold design and color-matched drawstring closure. Use it as a backpack or wear it over one shoulder. Perfect for school, travel, or to carry clothing and equipment to and from practices and tournaments.