Nebulizer Mask Operates even at horizontal position Capacity:6cc disinfected with boiling water(only for jar) Cat. No. Type LB201101/LB202101 S, Standard child, 2m oxygen tubing LB201102/LB202102 M, Elongated child, 2m oxygen tubing LB201103/LB202103 L, Adult Asia, 2m oxygen tubing LB201104/LB202104 L+, Adult Europe ,2m oxygen tubing LB201105/LB202105 XL, Elongated adult, 2m oxygen tubing