This 20oz plastic lids for tumblers specially designed for slim straight stainless steel tumblers. Made from high-transparency acrylic, it is sturdy, durable, and resistant to drops and temperature changes—remaining crystal clear over time. The sliding lid design allows for both direct sipping and straw use, providing splash and dust protection for convenient use at home, in the office, or on the go. Its flat, solid surface makes it perfect for personalized DIY projects like resin art, rhinestone embellishment, or hand-painting, making it a great option for custom gifts. Available in a variety of vibrant colors, these lids are easy to swap out to match your mood, help distinguish cups, and add both fun and function to parties, gatherings, or everyday routines. Precise Fit: This 20oz tumbler lid is designed to fit straight skinny sublimation tumblers with a 2.8-inch opening. Great for daily and on-the-go use Sturdy and Durable: The lids for tumblers made of high-quality acrylic material, which is not easy to crack or deform, resistant to high and low temperatures, dishwasher safe, and remains as good as new after long-term use Functional Sliding Lid: The 20 oz skinny tumbler lid features a smooth sliding cover for easy sipping or straw use. Helps prevent spills and dust, making it great for driving, work, or outdoor settings DIY Fun: The flat surface of this 20oz acrylic lid makes it perfect for DIY decoration like resin crafts, rhinestone art, or custom painting. Personalize your tumbler lid for gifts, events, or everyday use Wide Use: This 20oz acrylic lid is perfect for hot and cold beverages alike—coffee, tea, juice, smoothies, water, or cocktails. Ideal for home, office, gym, or outdoor use, it keeps your drinks secure and enjoyable anytime, anywhere