PRODUCT DESCRIPTION How To Use: Chew a pinch or two of mini mastic gum crystals of ROCKJAW for 30 mins - 1.5 hours throughout the day. Be sure to chew evenly on both sides, taking breaks. Just like any other muscle, it is important to continue working your jawline muscles to maintain and develop the masseter muscles. INGREDIENTS Premium Chios Greek Mastic Gum

?? 20 Grams of Hand-Picked Mastic Crystals. ?? Best for Toning. ?? Mini Crystals For Beginners. ?? 100% Mastic Gum For Casual Chewing & Removing Plaque. ✓ Sugar Artificial Sweetener-Free. ?? 2X Harder Than Regular Gum. ?? 100% Natural Mastic Gum.