A spatial computing headset, comprising: an optics assembly; a pair of temple arms (14, 16) movably coupled to the optics assembly; and an expandable band system to assist in securing the spatial computing headset to a head of a user, the expandable band system spanning between aft ends of the temple arms (14, 16); characterized in that the expandable band system comprises: a pair of sheath assemblies (102a, 102b); and an inner band assembly movably coupled to and spanning between the sheath assemblies (102a, 102b), the inner band assembly including a pair of biasing mechanisms (116a, 116b) coupled to the pair of sheath assemblies (102a, 102b) and configured to move the pair of sheath assemblies (102a, 102b) together towards a retracted configuration, and wherein the expandable band system is movable between the retracted configuration, in which the pair of sheath assemblies (102a, 102b) are apposed, and an expanded configuration, in which the pair of sheath assemblies (102a, 102b) are separated, wherein each biasing mechanism (116a, 116b) includes a fixed end (122a, 122b) and a floating end (124a, 124b) disposed opposite the fixed end, and wherein the fixed end (122a, 122b) is fixedly secured to one of the pair of the sheath assemblies (102a, 102b), wherein each biasing mechanism (116a, 116b) includes an elongated compression spring (118a, 118b) and a flexible filament (120a, 120b) extending through the elongated compression spring (118a, 118b), the flexible filament (120a, 120b) including a spring stop disposed at the floating end (124a, 124b) of the biasing mechanism (116a, 116b), and wherein the inner band assembly further includes a band-like enclosure that surrounds the elongated compression springs (118a, 118b) of the biasing mechanisms (116a, 116b). an optics assembly; a pair of temple arms (14, 16) movably coupled to the optics assembly; and an expandable band system to assist in securing the spatial computing headset to a head of a user, the expandable band system spanning between aft ends of the temple arms (14, 16); characterized in that the expandable band system comprises: a pair of sheath assemblies (102a, 102b); and an inner band assembly movably coupled to and spanning between the sheath assemblies (102a, 102b), the inner band assembly including a pair of biasing mechanisms (116a, 116b) coupled to the pair of sheath assemblies (102a, 102b) and configured to move the pair of sheath assemblies (102a, 102b) together towards a retracted configuration, and wherein the expandable band system is movable between the retracted configuration, in which the pair of sheath assemblies (102a, 102b) are apposed, and an expanded configuration, in which the pair of sheath assemblies (102a, 102b) are separated, wherein each biasing mechanism (116a, 116b) includes a fixed end (122a, 122b) and a floating end (124a, 124b) disposed opposite the fixed end, and wherein the fixed end (122a, 122b) is fixedly secured to one of the pair of the sheath assemblies (102a, 102b), wherein each biasing mechanism (116a, 116b) includes an elongated compression spring (118a, 118b) and a flexible filament (120a, 120b) extending through the elongated compression spring (118a, 118b), the flexible filament (120a, 120b) including a spring stop disposed at the floating end (124a, 124b) of the biasing mechanism (116a, 116b), and wherein the inner band assembly further includes a band-like enclosure that surrounds the elongated compression springs (118a, 118b) of the biasing mechanisms (116a, 116b). a pair of sheath assemblies (102a, 102b); and an inner band assembly movably coupled to and spanning between the sheath assemblies (102a, 102b), the inner band assembly including a pair of biasing mechanisms (116a, 116b) coupled to the pair of sheath assemblies (102a, 102b) and configured to move the pair of sheath assemblies (102a, 102b) together towards a retracted configuration, and wherein the expandable band system is movable between the retracted configuration, in which the pair of sheath assemblies (102a, 102b) are apposed, and an expanded configuration, in which the pair of sheath assemblies (102a, 102b) are separated, wherein each biasing mechanism (116a, 116b) includes a fixed end (122a, 122b) and a floating end (124a, 124b) disposed opposite the fixed end, and wherein the fixed end (122a, 122b) is fixedly secured to one of the pair of the sheath assemblies (102a, 102b), wherein each biasing mechanism (116a, 116b) includes an elongated compression spring (118a, 118b) and a flexible filament (120a, 120b) extending through the elongated compression spring (118a, 118b), the flexible filament (120a, 120b) including a spring stop disposed at the floating end (124a, 124b) of the biasing mechanism (116a, 116b), and wherein the inner band assembly further includes a band-like enclosure that surrounds the elongated compression springs (118a, 118b) of the biasing mechanisms (116a, 116b).