Life Fitness Core Mats are soft and durable with great design, style and function. This is the perfect mat for core workouts and stretching exercises. Includes reinforced rings for easy hanging and storage. Made with PVC foam. Length Regular: 55"Long 72" Width 24" Thickness Varies: 0.39" or 0.59" Rings Spaced center to center at 14.2" Warranty 90 Days