1. Material: wood, metal, plastic
2. Application: hamsters, birds, rabbits, etc.
3. 9 PCS / Set contains: pine cone x2, square wood x2, ring x1, swing x1, apple branch x1 bag, small dumbbell x1, watermelon ball x1
4. 10 PCS / Set contains: tunnel x1, long string x1, pine cone x2, square wood x2, ring x1, swing x1, apple branch x1 bag, small flower drum x1
5.11 PCS / Set contains: plastic ball x2, yarn ball x1, pine cone x2, square wood x2, small flower drum x1, ring x1, swing x1, apple branch x1 package
6. 12 PCS / Set contains: tunnel x1, long string x1, pine cone x2, square wood x2, small flower drum x1, ring x1, swing x1, apple branch x1 bag, small dumbbell x1, small wheel x1
7. 15 PCS / Set contains: tunnel x1, long string x1, pine cone x2, square wood x2, small flower drum x1, ring x1, swing x1, apple branch x1 bag, small dumbbell x1, small wheel x1, large dumbbell x1, big hub x1, watermelon ball x1
8. Weight: 9 PCS / Set is about 156 grams, 10 PCS / Set is about 340 grams, 11 PCS / Set is about 148 grams, 12 PCS / Set is about 365 grams, 15 PCS / Set is about 446 grams