Mabis DMI Closed-Cell Foam Tubing- Assorted Colors- 6/Pack Features: Helps give greater control and strength for gripping ability by building up tool and utensil handles. Increases softness for an improved grip. Tubing has a slip-resistant skin . Supplied in 12 (30 cm) pieces that can be cut to length. Package contains two each of the following: Tan; Red and Blue. Dishwasher safe. Supplied in 12 (30cm) pieces. Package contains two each of the following: Tan; Red and Blue. Tan; 1/4 (.6 cm) I.D. x 1 (2.5 cm) O.D. Red; 3/8”(.95 cm) I.D. x 1-1/8”(2.9 cm) O.D. Blue; 13/16”(2 cm) I.D. x 1-1/8”(2.9 cm) O.D.