You can say, "ゴールデンドゥードルは小さくて茶色です。" (Gōrendūdoru wa chiisakute chairo desu.)
Here's the breakdown:
- ゴールデンドゥードル (Gōrendūdoru) means "goldendoodle."
- 小さくて (chiisakute) means "small and."
- 茶色 (chairo) means "brown."
- です (desu) is a polite ending particle.
This sentence is beginner-friendly and easy to understand!