This is a set of practical books about cat health and communication. ・ Communication BOOK for Happy Cats ・ Stress Sign Check BOOK ・ Massage BOOK for Seasonal Ailments ・ My Cat's Health & Disaster Prevention Handbook ・ Encyclopedia of Cat Mental Health ・ Book for Living Happily with Cats ・ Escape & Trouble Incident Book: Prevention Methods Included ・ Accidental Ingestion Incident Book: Prevention Methods Included ・ Health Checkup Manual BOOK ・ Medical Examination Manual BOOK ・ Nail Trimming & Toothbrushing Mastery BOOK ・ Zoonotic Diseases Transmissible from Cats to Humans These are the 12 books in total. I only looked at them once and then put them away, so I think the covers and contents are in good condition. However, please understand that some time has passed. Thank you for looking.