Product Description: -4 Brand NEW SOFT White EAR GELS EAR BUDS / DIMENSION: Diameter 1.5cm (9/16") Depth: 0.5cm (1/4") / /These are new style rounds gels set earbuds COMPATIBLE for MOTOROLA Bluetooth Headset H12 H15 Hk100 Hk200 Hk201 Hk202 Hk210 H681 H685 H690 H695 H780 H790 Hz700/ /Perfectly fit and comfortable to your ears, left and right. -For MOTOROLA use only. --- Instructions for Installing the Round Earbuds: --- -Start from the edges to the other side of the mini speaker of the Bluetooth. -Stick with the thumb of one hand and stretching with the forefinger and thumb of your other hand gently. -When the earbud covers the mini speaker , with a light circular motion adjust the Round Earbud to fit the channel that goes under the head of the micro speaker. (For even easier installation you can slightly moistened the edges of Round Earbuds, and repeat the process) If you need assistance please contact us via Buyer - Seller e-mail service. Thank you!