The Pure2Improve Trainer Rollers are fantastic pieces of exercise equipment due to the large range of benefits it can bring you. the stability and flexibility. The physical ways the rollers can help you is through improving your; stability, flexibility, core strength and balance. The use of foam rollers has exploded over the past decade and will continue to increase. Foam rollers are small investment to see a potentially significant decrease in the number of soft tissue/non-contact injuries. The Pure2Improve Trainer roller can help improve posture, and stability of the core and decreases the pain of the spine. It is extremely hard wearing and is ideal for home or gym use, meaning you can get hours upon hours of use out of each of them. Pure2Improve Trainer Roller in Black Size: Small