How much does this cost to the nearest dollar?

Waterproof Housing Case for ONE RS 1 Inch 360 Edition, Underwater Diving Protective Shell with Bracket Accessories
Waterproof Housing Case for ONE RS 1 Inch 360 Edition, Underwater Diving Protective Shell with Bracket Accessories APPLICABLE Specially designed for ONE RS 1 Inch 360 Edition. Ideal for diving, surfing, snorkeling and other water sports activities. It has wonderful water-resistant characteristics. WATERPROOF Use this waterproof housing case for ONE RS 1 Inch 360 Edition you can take your ONE RS action camera up to 40M deeper underwater. LENS MATERIAL underwater diving shell for ONE RS 1 Inch 360 Edition is made of high-transparency PC material, the transparency of the lens better, not only can clearly record and record video can also be better

Price is $57.00
Price: $56.99