# Sleep Number > Mattress showroom offers adjustable beds with temperature control and sleep tracking app features. Atmosphere is relaxing with no sales pressure, focusing on tailored information and product demonstrations. Customers can try every mattress model available and benefit from a 100-night trial period. Source: https://www.atly.com/location/SleepNumber66 - Address: 1801 N Clybourn Ave, Chicago, Illinois, United States - Phone: +17739355211 - Website: https://www.sleepnumber.com/stores/il/chicago/1801-n-clybourn-ave?utm_source=google&utm_medium=organic&utm_campaign=GBP ## What it is good for - Sleep — 7.5/10 - Comfortable — 7.5/10 - Delivery — 6.3/10 ## What people say - "Dorna's expertise helped me find the best sleep option for my needs." - "It's so comfortable because they really listen to your needs." - "The delivery here is super helpful and professional." ## Good to know - Sleep Number offers a 100-night trial period for their mattresses. - The adjustable base is non-returnable under the 100-night trial. - Dorna has over sixteen years of experience with Sleep Number products. - The store has a wide selection of mattresses available for testing. - Expect to pay an additional delivery fee if exchanging a mattress. ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.