26pc Ear Stretching Kit 316L Surgical Steel Tunnels AND Tapers 0g - 18g PLUS Instructions Kit includes 8 pairs of tunnels 0g-14g PLUS 10 single tapers 0g-18g. Top quality 316L surgical steel - the safest for stretching ears. Sizes included: 0g 2g 4g 6g 8g 10g 12g 14g 16g(taper only) 18g(taper only). Tunnels are single flare with grooved end to keep o-ring in place. Includes instructions and tips for stretching your ears.