These Magnetic metal rattle snake eggs produce a metallic rattle sound when they collide when thrown in the air
Sold as a pair (one of each polarity) you can use one to make the other perform spins and movements
This product is commonly sold in Hamley"s for sizable margins
Size: 4.5 x 1.5.x 1.5cm
Free pair of Rattlerz included
Comes in a beautiful blister pack