BLUE - HALF ROUND - High Density Foam Roller - 12"x6" - &sup2;B8CMZ Measured 6-inch diameter HALF round, 12-inch long high density, heat sealed foam roller Smooth surface Great for yoga, strength, core balance, & stability exercise Designed to enhance balance, pilates core abdominal, back stabilization, body awareness, muscle re-education, flexibility, and dynamic strength . Marble BLUE color; shipping weight is 4 oz