8 x 0.5 x 0.3 inches

Perfect for Tumbler, Sippy Cup & More. Multiple Sizes: Set includes 4-piece 7.8″ x 8 mm straw brush and 4-piece 7.8″ x 10 mm straw brush. Versatile Long Straw Cleaning Brush Set – 8-Pieces. Why choose our Versatile Long Straw Cleaning Brush Set?.