Fold up lightweight vinyl covered foam tunnel invites crawlies to explore enclosed space with large openings. Shatter-resistant PET mirror invites 6 months old thru 3's to stop and exercise observation skills. 17"h x 22"w x 33"l in open position (blocks not included). Madeline’s Mirror Tent gives infants a safe place for crawling and exploration. This adorable design is fun inside and out.