... . 2.The hole shapes of this embedding cassette are round shape, square shape, stripe shape. 3.There are verious colors here:white,yellow,green ... , Stripe Holes, Various Color, POM, PP500pcs/polybag,5000pcs/cartonEmbedding Cassette, Round Holes, Various Color, POM, PP500pcs/polybag,5000pcs/cartonEmbedding Cassette, Fine ...