Table 1 Technical information of the materials used in the clinical study

BRILLIANT Crios

Nano-hybrid composite blocks

barium glass (size < 1.0 μm), amorphous silica (size < 20 nm), resin matrix cross-linked methacrylates and inorganic pigments such as ferrous oxide or titanium dioxide

J46379

Coltène Whaledent, Switzerland

IPS E.max CAD

Lithium disilicate blocks

Shade A3.5 HT

SiO₂ (57–80%), Li₂O (11–19%), K₂O (0–13%), P₂O₅ (0–11%), ZrO₂ (0–8%), Al₂O₃ (0–5%), MgO 90–5%) and coloring oxides (0–8%)

W82636

Ivoclar Vivadent, Liechtenstein,

Germany

Rubber Dam

Dental Dam

Powder-free Latex rubber dam sheets

DD01HKS1

Sanctuary, Malaysia

IPS Ceramic Etching Gel

4% buffered HF acid gel

Ivoclar Vivadent, Liechtenstein,

Germany

Calibra silane

One-component silanization agent

Phosphoric acid ester, trimethoxysilane and acetone

1,647,247

Dentsply Sirona, Milford, USA

Acid etchant

Phosphoric acid etchant

Water, 37%Phosphoric acid, Synthetic amorphous silica, Polyethylene glycol, Aluminum oxide

J50811

Coltène Whaledent, Switzerland

Brilliant EverGlow™Flow

Bulk fill flowable composite

TEGDMA – BISGMA – Ytterbium Trifluoride – Zinc Oxide – Dental glass – Amorphous silica.

Filler particles: 0.02–1.5 μm

Inorganic filler content by volume: 37%

Inorganic filler content by weight: 60%

1,806,263

Coltène Whaledent, Switzerland

Duocem

Dual-cured adhesive resin cement

Bis-GMA, DMA, silica fillers, benzoyl peroxide, amines, pigments, additives

I71056

Coltène Whaledent, Switzerland

One coat 7 active universal adhesive

Universal adhesive (mild pH > 2.5)

Urethane dimethacrylate 2-hydroxyethyl methacrylate

Photoinitiators, Ethanol, Ethyl alcohol, Water

J35422

Coltene, Switzerland

Aluminium Oxide

Abrasive powder

Oxide Aluminium 53 μm particle size Velopex international, UK

100,119

Velopex international, UK

Oxide Aluminium 29 μm particle size Velopex international, UK