Our 32-pack family choice tumbler serving as all time gift for love ones to share in events, holiday gathering and endless replenishment for parties, compared to othes without gift box and accesorries, our 20oz tumbler bulk comes with high quality gift box package to tell apart the tumbler color and upgraded 18/8 stainless steel straw kit (included a curve and straight straw and a cleaning brush in the package) for alternative sipping option. The fine made powder coated finishing can withstand the test of daily use, the multiple color tones can be fully customized with permanent engraved patterns to reveal the steel color underneath for your stylish design, it is perfect for enriching your DIY store catogory, anniversary gift, handing out company branding souvenirs. The BPA free push lid is with a sippy slot that allows you to easily insert our straw or close the top, sliding smoothly without a feeling of stiff. The size of the lid fits perfectly onto the tumbler mug, ensure the 100% leakproof when you turn the tumbler upside down, also the enhanced lid is thick enough to prevents pop out when holding the piping hot drinks like tea, milk, boiled water, coffee inside the insulated cup for safty use. The 20oz Bulk Tumbler uses dual wall vacuum insulation structure to keep drinks cold for 12 hours or hot for 8 hours, The sweat free design of its outer wall always keeps it dry on your desk top, holding your longlasting cold bevarage like iced water, juice, smootie, fizzy drink and more. Our coffee tumbler is durable made of 18/8 food-grade stainless steel that no worries of rusting or chips. The polished interier is odorless, BPA-free, giving you the safest sip possible with every sip, the steel like compact and easy to grip handful design can mount into car cup holder, giving it a modern and noble look for long distance travel, keeping all day hydrated, bringing you a pleasant and sustainable drinking experience.