A floor grommet (100; 140), comprising: a mounting flange comprising a perimeter frame, where the perimeter frame defines an opening; first and second finger assemblies (120, 125; 121,126), the first finger assembly (120; 121) opposing the second finger assembly (125; 126), where each finger assembly (120, 125; 121,126) comprises a plurality of fingers, and each finger comprises a base portion and a tip portion; first and second finger mounting flanges (130, 135; 131,136); where the first finger mounting flange (130; 131) is coupled to the first finger assembly (120; 121) and further coupled to a first side of the perimeter frame; and where the second finger mounting flange (135; 136) is coupled to the second finger assembly (125; 126) and further coupled to an opposing second side of the perimeter frame; each finger of the first finger assembly (120; 121) being disposed adjacent to a corresponding finger of the second finger assembly (125; 126), where fingers in the first finger assembly (125; 126) extend across at least the majority of the opening toward the base portions of the fingers in the second finger assembly (125; 126), and fingers in the second finger assembly (125; 126) extend across at least the majority of the opening toward the base portions of the fingers in the first finger assembly (120; 121); characterized in that: each of the plurality of the fingers defines an inner section and a pair of outer sections (335a, 335b), where the outer sections (335a, 335b) together surround at least a part of the inner section; and where the inner section is configured with a first material rigidity and each of the outer sections (335a, 335b) is configured with a second material rigidity, the second material rigidity of each of the outer sections (335a, 335b) being less than the first material rigidity of the inner section. a mounting flange comprising a perimeter frame, where the perimeter frame defines an opening; first and second finger assemblies (120, 125; 121,126), the first finger assembly (120; 121) opposing the second finger assembly (125; 126), where each finger assembly (120, 125; 121,126) comprises a plurality of fingers, and each finger comprises a base portion and a tip portion; first and second finger mounting flanges (130, 135; 131,136); where the first finger mounting flange (130; 131) is coupled to the first finger assembly (120; 121) and further coupled to a first side of the perimeter frame; and where the second finger mounting flange (135; 136) is coupled to the second finger assembly (125; 126) and further coupled to an opposing second side of the perimeter frame; each finger of the first finger assembly (120; 121) being disposed adjacent to a corresponding finger of the second finger assembly (125; 126), where fingers in the first finger assembly (125; 126) extend across at least the majority of the opening toward the base portions of the fingers in the second finger assembly (125; 126), and fingers in the second finger assembly (125; 126) extend across at least the majority of the opening toward the base portions of the fingers in the first finger assembly (120; 121); each of the plurality of the fingers defines an inner section and a pair of outer sections (335a, 335b), where the outer sections (335a, 335b) together surround at least a part of the inner section; and where the inner section is configured with a first material rigidity and each of the outer sections (335a, 335b) is configured with a second material rigidity, the second material rigidity of each of the outer sections (335a, 335b) being less than the first material rigidity of the inner section.