Dissection tray measures 14.7" x 11.1" x 3" Made of high quality aluminum Features a 1" thick wax bottom liner for pinning specimens. Can be easily melted for resurfacing An essential piece of equipment for any biology, anatomy, or dissection lab Aluminum dissection tray with wax bottom liner for pinning down specimens. The 1" thick wax can be melted for easy renewal of pinning surface. Outer dimensions: 14.7"L x 11.1"W x 3"H.