Neck finish of the dropper vials includes a bead to accept tamper-resistant closures. Accessories offered are inserts for alcoholic, aqueous, and oily solutions as well as dropper assemblies. The individual parts of the assembly can be customised: rubber compound of bulb, colour and/or material of screw cap, and tip finish of the pipette (glass/plastic). The spray pump assembly is mainly used on tubular vials. Various adapters are available. The range of screw caps also includes Child Resistant Closures (CRC).