When customers receive this jelly straw tumbler from you, they'll begin to trust you for the best products. It holds up to 21 ounces of your favorite drink and features single wall construction, a screw-on, spill-resistant lid, and a silicone sleeve with matching straw of the same material. It fits in most automobile holders and while it is not for use in a microwave, we recommend a hand wash to keep it in its best shape. It's BPA free and meets FDA requirements, so you can rest assured it's safe to use. Silkscreen your logo on this and have clients advertise your brand everywhere they go!