This is Red Hearty Air Dry Clay from Activa«.
FEATURES: Super lightweight modeling clay
Lightweight and dries to a firm consistency within 24 hours
Easy to use, soft and light and required no kneading
When clay is dry it can be painted
INCLUDES: One pouch of red clay
SPECS: Net Weight: 1.75oz (49.61g)
COMMENTS: Also available in Yellow (ACTY1301)
Blue (ACTY1302)
Black (ACTY1304)
White (ACTY1305)