Cork Block/Strips-Mix Black Size:12 x 1.1/2 x 1.1/2 It contains the finest UV

It contains the finest UV inhibitors to aid in the prevention of premature photodegradation (yellowing) and the Catalyst is packaged in an opaque bottle to block exposure to damaging UV light

XAR significantly enhances both the resistance to the introduction of air during mixing

TruBlu is a 'dissappearing' blue dye that aids the user in differentiating the resin and catalyst (both are water clear)

Generation 4 (Gen4)  Light/Low Build Formula Guide Wrap Finish features a revolutionary XAR eXtreme Air Release chemistry

Gen4 also features our exclusive TruBlu measure/mix system

Cork Block/Strips-Mix Black Size:12 x 1.1/2 x 1.1/2 It contains the finest UVMix Black solid cork blocks and strips. 30. 5cm X 4cm X 4cm (12" X 1. 5" X 1. 5" )