Four character plastc figures attached to flexible arms with suction caps, each measuring 25cm.
Each character has their favourite saying on their Wacky Waver:

Ronald™ "WAVE IF YOU LIKE M"
Birdie™ "I LIKE M BREAKFAST"
Grimace™ "I LIKE M THICKSHAKES"
Hamburglar™ "I LIKE M CHEESE BURGERS"