Walmart offers the Huffy Girls' 20" Sea Star Bike in Pearl White for $49.97. Pad your order over $50 for free shipping; otherwise, it adds $4.97. (Site-to-Store pickup is also available.) That's $10 under the lowest shipped price we could find for any Huffy girls' 20" bike. This single speed bike features a steel frame and rims, hi-rise handlebar with streamers, junior size pedals, and quick release padded seat.