Kit contains: (4) 8.6g automix syringes, accessories, instructions & MSDS sheets. CoreTEC™ Core Build-Up Material adds specially-treated glass fibers to a scientifically sound resin formula to increase compressive strength by more than 10% compared with ordinary materials. It dispenses easily and features all of the attributes you expect of an ideal core build-up material: • Cuts like dentin due to the chopped glass fibers (Patented technology) • Dual curing for greater versatility • Contains Flouride • Highly radiopaque - has a radiopacity of Aluminum metal 3 - 4mm thicknesses, which is 50% more than the ISO or ADA specification of 2mm equivalence. • Syringeable and stackable • Available in A2 and White. • High compressive strength: 280mPa • Convenient automix syringe delivery - eliminates waste by up to 30%. More flexibility of use.