These needles are the right length, and should not puncture the liners if adequately utilised WARNING: Merchandise can't be returned or exchanged if liner is destroyed or punctured as a consequence of improper inflation or needle use A flexible liner designed for many head shapes gives consolation and security Removable https://riddell-speedflex-adult-l40504.onesmablog.com/the-smart-trick-of-riddell-speedflex-adult-large-that-nobody-is-discussing-71402077