Polkaros Pin – Cha Cha $10.00 Cha Cha - $10.00 Quantity This product is currently sold out. Please fill in the form below if you'd like to be notified when it becomes available. An artist collaboration with Polkaros - Singapore Dessert Collection // Bobo Chacha - A popular dessert composed of yam, sweet potatoes and colorful tapioca jelly, cooked in sweet coconut milk. Brooch Dimensions: 2.5 cm (h) x 2.1 cm (w). Available in 5 designs - Ice Ka-chan, Tang Yuan, Bobo, Cha Cha & Ice Jelly. To view all products by Polkaros, click here