The DOS REM CALMZ Anxiety System is designed to provide simple, proven, and effective anxiety relief for small dogs. This system is clinically proven to reduce anxiety, helping your pet cope with stressful situations. The product includes a training vest. Key features of the CALMZ Anxiety Relief System: * **Clinically Proven Relief:** Designed to reduce anxiety in dogs. * **Training Vest:** Included for a secure and comfortable fit. * **Suitable for Small Dogs:** Specifically designed for dogs with a 15-20" chest. The CALMZ Anxiety Relief System by DOSKOCIL MFG CO INC is a health product aimed at alleviating anxiety in small dogs. If your dog experiences anxiety during travel, thunderstorms, or other stressful events, the CALMZ Anxiety Relief System may offer a drug-free solution to help them feel more secure and relaxed.