Quiksilver - 20" Union Amphibian Shorts. Color Frosty Spruce. Low Stock. On sale for $50.35. MSRP $56.00.. 9 left in stock+4Brand NameQuiksilverProduct Name20" Union Amphibian ShortsGenderMen'sColorFrosty SprucePrice$50.35MSRP: $56.00Rating