Bioguard titanium scissor decree 4060 p the handles of these scissors contain a special bioguard formula that allows the slow release of active biocidal silver ions which constantly migrate to the surface of the plastic to kill harmful organisms bioguard is effective for a minimum of 8 years p p the scissors have high quality titanium blades and are 200mm 8in in length suitable for older children in key stages 3 amp 4 and above p decree 8 1 4 bioguard titanium scisso