dog pajamas are sewn from ultra-soft double-sided fleece that feels gentle on sensitive skin and traps body heat without bulk. The high collar and full-length four-leg cut give complete coverage on chilly nights, while the fabric s natural breathability lets excess heat escape so your pet never feels stuffy. Four-way stretch allows dogs to sprint, stretch and sleep in any position no tight shoulders or riding-up hem. Use them as cozy sleepwear, a lightweight indoor sweater or an extra layer under a raincoat-the smooth seams slide easily under harnesses and jackets. Seven sizes fit teacup to giant breeds measure chest girth and back length for a snug yet non-restrictive fit. Machine-wash cold, tumble dry low, ready for tomorrow s walk.