PRODUCT DESCRIPTION: Our car diffusers offer a whole new meaning to car fragrance! Directions:1. Fill the bottle with your fragrance mix, replace the wooden lid and rotate to wet the wood. 2. The fragrance will disperse through the wood, and you may need to carefully rotate the bottle periodically to re-wet the wood and refresh the fragrance.  Warning: It is recommended that you give clear instructions to your customers to avoid spilling the fragrance, as this can damage some surfaces. You may wish to recommend your customers replace the plastic cap and only remove to refresh the fragrance. Wipe any spills immediately and keep out of reach of children and pets. SPECIFICATIONS: Mouth inner diameter 0.295 inches approx. 0.75 cm approx. Body inner diameter  0.85 inches approx. 2.16 cm approx. Widest diameter/outer diameter 1.503 inches approx. 3.82 cm approx. Bottom diameter  1.078 inches approx. 2.74 cm approx. Height 1.614 inches approx. 4.1 cm approx. Weigh 0.723 oz. approx. 20.5 g approx. Suggest volume 0.253 oz. approx. 7.5 ml approx. Brimful volume 0.287 oz. approx. 8.5 ml approx. Inner height 1.417 inches approx. 3.6 cm approx. Bottom thickness 0.236 inches approx. 0.6 cm approx. Wall thickness 0.09 inches approx. 0.23 cm approx. BROWSE: Available Colors / Styles | Other Clear Vessels.