OVERVIEW EFM Cayman Case Armour with D3O Signal Plus - For Samsung Galaxy S21 5G - Black/Space Grey Overview: Samsung Accessories have been excellent in protecting your phone and it's improving everyday with the trend. EFM Cayman Case Armour features D3O with 5G Signal Plus Technology and new antimicrobial properties to make this range one of the slimmest, cleanest, toughest, lightest and most 5G optimised cases in the market. The patented D3O with Signal Plus Technology is the only material to...