These needles are the correct size, and should not puncture the liners if thoroughly made use of WARNING: Products can't be returned or exchanged if liner is harmed or punctured because of incorrect inflation or needle use A versatile liner made for different head shapes gives ease and comfort and https://johnnyidhjl.aioblogs.com/84384467/new-step-by-step-map-for-riddell-speedflex-adult-large