Type Echo Magnetic Fog Wipers are optimal for ski/snowboard goggles, motorcycle goggles, and safety goggles. It also works on single-pane and double-pane/thermal lenses, as well as on prescription lens masks. It is large enough to be grabbed even when wearing gloves.
Note that ONE unit (quantity=1) is needed for a single-lens mask, and TWO units (quantity = 2) are needed for dual/split-lens masks.
Clear view when desired
Sufficiently large to grab if/when wearing gloves
Everlasting (never "runs out")