Check the listing for details. Dental Retainer Storage Boxes 12 Pk Snap Closure Assorted Tropical Colors. Color: Assorted solid tropical, Condition: New. Listed at 24.59 USD. The boxes are available in assorted tropical colors. Assorted translucent tropical Color: Assorted translucent tropical TC2002-TCA. Assorted solid tropical Color: Assorted solid tropical TC2002-TJA.