The size of the adhesive portion is 5.8 × 3.5 cm (L × W). The headphone hook comes with strong adhesive tape so it can hold your headphone sturdy.
Note: Please make sure the surface is smooth, dry and oilless, and hang on your headphone after 24 hours to ensure the hanger is firmly stuck. Max total weight: 500g.
Just make sure that the surface of your wooden desk is smooth and clean, this headphone hook would stick on sturdy. And please note that it cannot be used for painting/ whitewashing wall.