This one is brown, but similar

https://www.amazon.com/Goffa-Jumbo-Moose-Plush-32/dp/B084KGWP4H/ref=mp_s_a_1_24_sspa?dchild=1&keywords=giant+stuffed+animals+moose&qid=1603285222&sr=8-24-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUExRVJKQTNZWEE2NUJXJmVuY3J5cHRlZElkPUEwMzExNTgzM0dJM0M0TVVFMk01WSZlbmNyeXB0ZWRBZElkPUEwNTE5OTU3MzhPUVYxSk9UQ1AxMSZ3aWRnZXROYW1lPXNwX3Bob25lX3NlYXJjaF9tdGYmYWN0aW9uPWNsaWNrUmVkaXJlY3QmZG9Ob3RMb2dDbGljaz10cnVl

This one is more realistic

https://www.stuffedsafari.com/cuddlekins-jumbo-moose-stuffed-animal-p/wr-19324.htm

This one is smaller (16”) but is soft and gray

https://fiestatoy.com/collections/north-american/products/fuzzy-folk-dakota-16-moose

This one is kind of ugly but it’s giant

https://www.bigplush.com/american-made-giant-stuffed-moose-huge-stuffed-animal-45-inches-tall-and-wide/

That’s the best I could find!