Leak proof spill proof sippy cups from amazon. RE-PLAY 4pk - 10 oz. No Spill Sippy Cups for Baby, Toddler, and Child Feeding in Bright Pink, Blush, Purple and Amethyst | BPA Free Love them so far! Just restocked! $19 prime for 4 sippy cups #LTKbaby #LTKkids #LTKfamily