New Mizuno Women's Wave Sky 2 Running Shoe Size 7 Teal Purple Taupe Green Marucci discovered that vibration in 11 x 6 x 6:Orange Marucci discovered that vibration in the top hand is the most common complaint amongst amateur baseball players This Bat does not have a USSSA Stamp Bat Specs: ' Rawlings FPLMP Single Wall Faspitch Softball Bat ' Plasma Shell Technology ' Increased trampoline Plasma shells provide 20% more barrel flex ' 30% larger sweetspot Please check your league regulations to ensure eligibility before buying Independent decoupling in heel for smoother softer landing Proven Plush Cloudwave Platform for smooth and responsive ride 100% Synthetic Imported Rubber sole Shaft measures approximately low top from arch Aerohug engineered fit to move with your foot while running