This pine triangle block is drilled with a center hole that is 3/16". The longest side is 5-1/2" and the other two sides are 5-1/8". It is approximately 3/4" thick. Three "cups" (partially drilled holes that are 1/2" deep and 1-1/8" wide) make this a great starter for a foraging toy!
We would love to see pictures of our customer's toy creations here! Please send us your pictures and help us to inspire other bird owners!