Material: nickel Colour: silver Weight: 4 g Dimensions (L x W x H): 4.5 x 2.8 x 2 cm Compatible with the following device models: Braun Flex Integral 5311 Braun Flex Integral 5312 Braun Flex Integral 5000 Braun Flex Integral 5005 Braun Flex Integral 5010 Braun Flex Integral 5015 Replaces the following original accessories: Braun 31B Braun SB505 Braun 31S .