The Tunturi Yoga Grid Foam Roller is a versatile and complete foam roller equipped with the unique ´´Distrodensity Zones´´.These zones consist of matrices with different widths and densities which allows each massage to be adjusted to your specific needs.Why should you get a Tunturi foam roller:- Decreases muscle pain (after training).- Massages.- Stimulation of blood flow.- Balance training.- Stretches the muscles when used frequently.- A foam roller can be used wherever and whenever you want.Putting pressure.Just like a physiotherapist uses different parts of their hand during a massage, so you can vary the pressure yourself with the roller by using different parts of the roller.This makes it possible to do a custom made massage for massaging and loosening stiff or cold muscles.What does a foam roller do?.A foam roller creates great pressure on the muscles and tissue.This works like a massage for your muscles.Therefore the foam roller can also be called a trigger point roller or massage roller.This use of the roller reduces muscle pain.This is best compared to stretching.That´s why you should regularly use the foam roller to do exercises after a workout.Features:-Material:Foam.-Color:Black.-Core color:Green.-Diameter:14 cm.-Length:61 cm.-Weight:1900 grams.