This product is either discontinued or we cannot get that from suppliers.
GARMIN Vivofit 4 Black Small/Medium with Bonus White Band, Thickness 9.4 mm, Display Sunlight-visible, transflective 8 colour memory-in-pixel (MIP), Resolution 88 x 88 pixels, 0.43" x 0.43" (11 x 11 mm), Battery life Up to 1 year (2 x SR43 user-replaceable batteries).
Find more ways to beat yesterday with easy-to-use vívofit 4. It brings you activity tracking and the freedom to keep moving without taking a break to recharge.