TriggerPoint MB2 Double Massage Ball Roller for Back and Neck Relief - Adjustable, Durable, Water-Resistant Design for Targeted Tension Release in The Spine, Neck, and Shoulders for Comfort

MB2 roller uses two massage balls, extended by an adjustable length forming the open mode, the length is locked back into the balls forming the closed mode.Massage balls are constructed in layers of foam, made up of different densities, mirroring the pressure a massage therapist's thumb, addressing different problems at the back. The surface is very dense, yet still compresses to grip muscles tissues, releasing tightness and discomfort.This uniqueness helps in keeping blood and oxygen flow, enhancing movements without irritating nerves like a hard golf ball or a lacrosse ball might. The slip resistant texture functions best on any hard surfaces including floor and wall.Foam surface is easy to clean, more hygienic than cloth, suitable for repeated use.Features:- MB2 roller uses two massage balls, designed in two settings: open and closed.- Open mode targets large muscles at the back and closed mode is for muscles near the spine. Dual functions facilitate users the easing of tight muscle