The Speed Ring Agility Ladder is perfect for adding variety to your personal training, sports conditioning and boot camp workouts! This fitness equipment set comes complete with 12 connected agility rings that can be configured into various formations for speed and agility drills. It also includes a storage bag. Many personal trainers and coaches use these for strict workouts and also fun games that require concentration on keeping a pattern while performing other drills. Rings are available in 17.5" and 19.5" diameter sizes.