China-based e-commerce vendors Shein and Temu have passed tariff costs along to their customers ahead of President Trump's tariff policies going into effect on Friday. Why it matters: These increases could make the low-cost items unaffordable to American consumers.

Online retail giants Temu and Shein have added "import charges" to U.S. orders, and Amazon mulled tariff pricing in its bargain section. What to know.