The 12 Oz sublimation sippy cup tumblers with handles is made of 18/8 stainless steel. The cup does not contain BPA, which is tasteless and harmless. With high -quality sublimation coating, the 12 oz sublimation kids cup can take transfered design perfectly. Besides, the12 oz sublimation tumblers come with two lids, straws, straw brushes, shrink wrap, non-slip silicone base. With individual box, the 12 oz sublimation tumblers is a great choice for gifts.