The Mammal Hammocks measure 27 inches by 23 inches by 15 inches and can be dyed Brown or Green. The A-Mesh mammal hammock is constructed with 80 psi bursting strength material with 1/16th holes. The D-Mesh mammal hammock is constructed with 230 psi material with 1/8th holes. These enrichment hammocks can be used on other animals. And yes, they are machine washable. Made in the USA.