Material: ABS plastic, strong and lightweight. ★Size: 4.5x2.9cm/1.77x1.14inch ★Head shape: round. Easy to use, safely remove keys from your mechanical keyboard for repair or cleaning. Material: ABS plastic, strong and lightweight. ★Size: 4.5x2.9cm/1.77x1.14inch ★Head shape: round. Easy to use, safely remove keys from your mechanical keyboard for repair or cleaning.