Carol Wright Gifts Glow-In-The-Dark Snowflakes Create a winter wonderland- inside and outdoors- with these jumbo, luminous snowflakes. They absorb light during the day and glow brightly at night. Set of 10 self-stick snowflakes cling to windows, mirrors- any smooth surface. Each snowflake has a 5 1/2" diameter. &#149 Great for Indoor or Outdoor Christmas Decor Displays.