Electronic Drum Kits/Set,Best toy/gift for children Meterial:silicone , waterproof Six drum sets/kits Dimension:62x39.5x3. ... : Press STUDY to enter into study mode. The demo songs for corresponding six keys are: samba, march, mambo, disco, dance, rock ... ABOUT.(3).KNOCK ABOUT Newest !!! Silicone electronic Drum Set ,Best Toy for Children