This vinyl sticker is waterproof, so you can stick it anywhere you please. Water bottle, bike helmet, your car, laptop or anywhere else you want! Measures 2.5" x 2.5" Please note - due to different computer monitor calibrations, colors may vary slightly when you receive your actual product. ©️2022 MARIA FILAR All artwork listed is original artwork by Maria Filar and may not be copied, duplicated, or sold for commercial use.