Brighten Up Your Halloween Party With These Martha Stewart Crafts Bat Decorations Illuminated With Mini Led Lights. These Chipboard Bats From The Witching Hour Collection Feature Spot Varnish Treatments For A Standout Look, And Adhesive Foam Dots For Easy Attachment. Each Set Includes: Small Bat (9 X 3.78 Inches), Medium Bat (10.5 X 4.4 Inches), Large Bat (13.5 X 467 Inches). Uses Cr2032 Batteries. Batteries Are Included.. 1 Set Of Bat Decorations Per Package