Sweesdirect has Fitbit Charge 2 Bands Metal, Swees Milanese Loop Stainless Steel Replacement Accessories Magnetic Metal Small & Large Bands ( 5.5" - 9.9") for Fitbit Charge 2, Silver, Gold, Rose Gold, Black, Colorful for $14 on amazon with all kinds of buy1 get 1 free promo.
Couldn't list everything here
I bought this [amazon.com]
and got this [amazon.com]
free with code HQF8RTAV at checkout.
Other code are listed under "view promotional offers"