Eco Friendly Copier Paper, Rescript Sustainable Stationery

In some websites like facebook, when we post some link it show us thumbnails from that website, Like this in Picture below: How to do that?

Art Stationary

Eco Friendly Pencils, Rescript Sustainable Stationery

Eco Friendly Notepads, Rescript Sustainable Stationery

Rescript Stationery

Staples X 11 20 White Copier Paper, 5000 Sheets Bliffert , 60% OFF

Rescript Sustainable Stationery

Rescript A3,A4 & A5 Recycled Copier Paper -500 sheets, GSM: 75 GSM

Rescript A3,A4 & A5 Recycled Copier Paper -500 sheets, GSM: 75 GSM at best price in Nashik

Rescript Stationery

Eco Friendly Notebooks Rescript Sustainable Stationery

Staples X 11 20 White Copier Paper, 5000 Sheets Bliffert , 60% OFF