DVD set for children to learn mat exercises in a fun way. Almost unused. Long-term home storage. - Title: I Did It! Mat Exercises Tips and tricks for practicing and mastering skills like the backward roll, vaulting box, and mat exercises. - Content: Popular exercise ideas for children - Number of DVDs: 3-disc set - Target age: Preschoolers and elementary school students Thank you for looking. Original price: 2800 yen x 3 discs Note: The booklet included with the backward roll DVD is not included.