Design by Xpoc Description Brighten up your space by adding an awesome IPS Infinite Plane Society Think Tank flag to your wall. Your flag won’t crease or shrink thanks to the polyester material and will last a long time. • 100% polyester • Knitted fabric • Fabric weight: 4.42 oz/yd² (150 g/m²) • Print on one side • Blank reverse side • 2 iron grommets