# Proving Grounds Jiu Jitsu & MMA > Spacious gym offers striking and grappling training with well balanced gi and no gi classes. Atmosphere is welcoming with a clean mat and friendly, eager learners. Instructors bring top-notch expertise for all skill levels throughout the day. Source: https://www.atly.com/location/Proving-Grounds-Jiu-Jitsu-MMA - Address: 46825 Hayes Rd, Shelby Township, Michigan, United States - Phone: +15868948640 - Website: https://provinggroundsjj.com/ ## What it is good for - Martial Arts Gym — 10/10 - Gyms — 10/10 - Jiu Jitsu — 8.9/10 ## What people say - "The training at this martial arts gym is really good and helpful." - "The Jiu Jitsu instructors are knowledgeable and teach effectively." - "The coaches at this gym are awesome and determined to help you." ## Good to know - The academy offers classes for all skill levels, from beginners to advanced. - Classes are available throughout the day to fit various schedules. - Instructors are highly knowledgeable and effective in teaching. - Both gi and no-gi classes are offered for diverse training. - The community is welcoming and eager to learn. ## 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.