SIZED LIKE A REGULAR STRAW : Standard Size (8.25" Long) & Normal Width (Diameter: 5.5mm inner, 7.5mm outer). Skinny compared to smoothie straws. Great for use with 16 & 20 oz Yeti Tumblers Our reusable straws are safe for kids and toddlers due to their non teeth chipping silicone construction. Soft to bite down on, yet durable enough to resist tears. Bpa free, bps free, phthalate free, pvc free, non toxic, non leaching, tasteless non metallic taste. Safe for your kids or toddler.