Made of extra firm density foam Ideal for flexibility and recovery Lightweight5, compact design makes it easy to fit into gym bags If you pick up one new habit this year, let it be stretching. Great for your joints and flexibility, our foam roller helps keep you in top-notch shape, ready to hit the treadmill or mats without having to worry about injuries. Lightweight and compact enough to slip into a gym bag, keep it close to remind you to stick to those post-work exercise plans.