The Babolat Carlitos 21 Junior is a lightweight aluminum racquet designed to make learning tennis easier for young beginners. Its 21-inch length, 180 g unstrung weight and 86 sq in head are sized for smaller players, while the open 14x15 string pattern helps provide easier power and forgiveness. Inspired by Carlos Alcaraz, it also includes visual learning aids that help juniors develop proper technique from the start.
Beginner junior players approximately 110–125 cm (43–49 in) tall who need a lightweight, easy-to-handle racquet for learning basic strokes and building confidence.
| Length | 21 in / 533 mm |
| Head Size | 86 sq in / 555 cm² |
| Unstrung Weight | 180 g / 6.3 oz |
| Unstrung Balance | 257 mm +/- 10 mm |
| String Pattern | 14x15 |
| Beam Width | 19 / 19 / 19 mm |
| Construction | Aluminum |
| Recommended Height | 110–125 cm / 43–49 in |
| Pre-Strung | Yes |