1. Size: one size fits all, the cap circumference is about 46 cm (44-48 cm adjustable)
2. Weight: about 40 grams
3. Material: cotton
4. Applicable age: recommended for babies around 1-5 years old
5. Applicable gender: both male and female
6. Applicable season: spring, summer and autumn
7. Features: unique shape, soft and breathable, versatile in personality, comfortable to wear, safe material, easy to clean, not easy to fade, exquisite workmanship, durable