The USYVL volleyball set， allows children of all ages to learn the fundamentals of volleyball with a set-up that fits their needs and provides a fun learning experience. The Spectrum USYVL portable outdoor volleyball net system is designed after our top rated Spectrum net systems for professional-level volleyball. The telescopic， aluminum poles feature a push-button locking system that easily adjusts to 12 different height settings. Depending on the child's age and playing abilities， the height can be set as low as 3.75 feet and includes the official men's (8')， women's (7'4') and co-ed (7'8') volleyball heights and additional heights in-between.