Stainless steel has been used for smoking screens for decades with no health or safety issues. Smojo is made of surgical quality stainless steel and cannot be burned with a standard lighter. This steel has been extensively studied and is safe if used as directed. Do not touch Smojo when it is hot. (Smoking is known to cause a variety of health problems.) 
Features:
- 3 pc Smojo Clips That Lasts longer Than 1000 Screens
- Won't Become Permanently Clogged
- Clip Anchors Into Bowl To Prevent Screen Slips
- Re-Usable & Takes Minimal Bowl Space
- Provides Easy Smoke Flow
- Made in USA of surgical quality stainless steel