To use the “Tummy Hurt Cat Shirt,” simply slip it onto your cat and fasten the Velcro closure. The shirt should fit snugly but not too tightly. Monitor your cat’s comfort and adjust the fit as needed. The shirt can be worn for short periods of time, such as during rest or sleep. Keep your cat well-hydrated and provide a comfortable resting place while they are wearing the shirt. Buy this shirt: https://teehandus.com/product/tummy-hurt-cat-shirt/ Home: Tee Hand US Store – Online Men & Women & Kid T-shirt, Sweater and Hoodie Store in USA – Tee Hand US Store