From What to Expect: 19 Amazon Finds to Make Your Pregnancy a Little More Comfortable What to Expect, the world’s most trusted pregnancy and parenting brand, recently published a guide to some of the best products to make pregnancy more comfortable. And, Simple Modern's 40-ounce Trek Tumbler is listed as a "chic tumbler to help you stay hydrated." What to Expect's product recommendations are based on expert parent insight, advice from medical professionals and feedback from the millions of parents and parents-to-be. And their editors adhere to the highest research and reporting standards and a team of vetted OB/GYNs, pediatricians and other health professionals ensure recommended products are safe and effective.Check out the full list of recommended products for your pregnancy or for the soon-to-be momma in your life.