The Slim Line 4-1/2" x 3-1/2" x 1/2" (11.43 x 8.89 x 1.27 cm) static dissipative material box has an open core...

The Slim Line 4-1/2" x 3-1/2" x 1/2" (11.43 x 8.89 x 1.27 cm) static dissipative material box with anti-static foam...