About this item Compatible Replacement eartip kits for CS540 WH500 W440 Savi W740 headset. Perfect Fit Perfect to get a custom fit, great replacement for when your earbud wears out. Material Soft silicone eartip and foam tube are comfortable for all-day wearing, keeping your headset fresh & comfortable, easy to install and replace. Package Contents 3 x Silicone Eartips of the Small Size, 3 x Foam tubes, 3 x Small Size ear hooks. Size: 3 x 2 x 0.05 inches.