Table 1: Contents of the resin composite materials.

Resin composite Classification Filler Resin Matrix Shade/Lot Number
Type Volume (%) Size
Filtek Z250
(3M Espe, St Paul, MN, USA)
Minifilled hybrid Zirconia/Silica 60 0.6 µm Bis-EMA,
UDMA,
Bis-GMA
A2/N439013
Voco x-tra Base
(Voco GmbH, Cuxhaven, Germany)
Flowable Bulk-Fill Silica 58 Bis-EMA, MMA A2/1335117
Beautifil Flow Plus
(Shofu Inc., Kyoto, Japan)
Fluoride-releasing flowable hybrid composite Multi-functional glass filler, S-PRG filler based on fluoroboroaluminosilicate glass 47 0.8 µm Bis-GMA, TEGDMA A2/071350
Beautifil II
(Shofu Inc., Kyoto, Japan)
Fluoride releasıng nano-hybrid composite Multi-Functional glass filler and S-PRG filler based on fluoroboroaluminosilicate glass 68.6 0.8 μm Bis-GMA, TEGDMA A2/111268

Bis-EMA: Ethoxylated bisphenol-A glycol dimethacrylate; UDMA: urethane dimethacrylate; Bis-GMA: Bisphenol A glycol dimethacrylate; MMA: methylmethacrylate; TEGDMA: Triethylene glycol dimethacrylate; S-PRG: Surface pre-reacted glass.