Perfume squeeze bulb sprayer for perfumes and colognes.Gold-plated metal sheath and brass spray top with arm. Screw on for Bottle's neck size GCMI 18/415. Squeeze bulb made with unique anti-dissolved rubber and fabric weaved. Plastic tube (hose) included. Bulb size: Length 45 mm x 31 mm ( diameter on big end) and 9 mm (diameter on small end). Please also see the neck thread detailed image.