These 12 oz sublimation tumblers are designed for kids and come in a 12-piece set for personalized DIY projects, gifts, and events. Each tumbler features a smooth sublimation coating for bright, consistent transfers and a double-wall stainless steel vacuum-insulated design to help keep drinks cold or warm longer. The food-grade 304 stainless steel inner liner supports everyday use, while the one-press lids and soft-touch straws make them easy for kids to use. With included accessories like silicone mats, shrink wrap, boxes, and ribbons, this set is ready for crafting, gifting, or small business customization.