Drennan E-Sox Extra Strong Trebles are available in the three most effective and popular sizes 4s, 6s and 8s and in Semi Barbed versions.  They have a slimline eye and gunmetal metallic finish with ultra-sharp, chemically etched needle points. Barbs are low profile, shallow cut and the trebles are excpetionally strong and reliable.  Features: Low profile, shallow cut barb Slimline eye Gunmetal metallic finish Ground and chemically etched needle points Sizes 4, 6 and 8