One and one half times life size cut-away model displaying ulcerative colitis, internal and external fistula, internal and external hemorrhoids, annular cancer, sessile polyp, submucosal abscess, skin tag, pedunculated polyp, supralevator abscess, ischiorectal abscess, cryptitis, diverticulum, condyloma acuminatum, fissure and condyloma latum. Rectum anatomy model size: 5-1/2" x 2-1/2" x 7" Card size: 6-1/2" x 5-1/4" 5" x 6" x 1" White Base included with every model. Made of durable high quality materials