GRID X Foam Roller Massage Ball The high-density silicone protects the

The high-density silicone protects the vibrating and heated core

increase circulation

gliding smoothly without friction

while the double-massage ball design effectively releases tight muscles around the spine

better distribute oxygen

GRID X Foam Roller Massage Ball The high-density silicone protects theThe GRID X is the firmest foam roller in the GRID line, providing enhanced deep tissue pressure for self massage enthusiasts and those looking for deep pressure sensations. Like the other rollers in the GRID family, the GRID X features a hollow core design that's more durable than traditional foam rollers, helping it retain its shape after continued use to deliver a consistent feel and optimal performance. The extra firm EVA foam surface is water