Trish Allearz
Moderator
Yeah, a kitten might grow into a harness where it's too tight or worse, but it will not effect growth. Savannahs aren't like certain fish. You can't restrict their environment so they'll stop growing
they just grow at their own pace. Usually up, then out, then up, then out 
Sent from my so called smartphone so all typos and bad advice can be blamed on said "smart" phone
Sent from my so called smartphone so all typos and bad advice can be blamed on said "smart" phone