I love this outfit in winter and spring 🤍 Caleb is in size 2T for his Sherpa jacket and I would say it fits tts. I sewed the letter onto it and I LOVE how it turned out. He is wearing size 24 months in his turtleneck onesie and size 18 months in his pants both fit tts. LTKbaby LTKkids LTKSeasonal