Swaddle Up T™ Hip Harness Original Cotton 1.0 TOG Dreamer White Size: Medium (13lb-19lb) Condition: Excellent Specially designed with a wider fit at the bottom so that it can be worn over a hip dysplasia harness or brace; tested with Pavlik Harness, Denis Browne Bar (DDB) & Rhino Brace. Ideal for room temperatures between 68°F & 75°F.