Online Shop › Indiana glass amber clam shell bowl Image 1 of 4 Image 2 of 4 Image 3 of 4 Image 4 of 4 Indiana glass amber clam shell bowl $20.00 Clam shell shape with ribbed pattern. 11.5” length and 10” wide Add To Cart Added! Clam shell shape with ribbed pattern. 11.5” length and 10” wide