Our bi-fold game boards are rectangular in shape and come in 3 sizes: Small - Bi-fold: 101.6mm x 152.4mm x 6mm (folded) / 203.2mm x 152.4mm x 3mm (unfolded), Medium - Bi-fold: 152.4mm x 228.6mm x 6mm (folded) / 304.8mm x 228.6mm x 3mm (unfolded), Large - Bi-fold: 190.5mm x 266.7mm x 6mm (folded) / 381mm x 266.7mm x 3mm (unfolded). Our quad-fold game boards are available in square and rectangular shapes. The square quad-fold game boards come in 4 sizes, whereas the rectangular game boards come in 3 sizes: Square: Small - Quad-fold: 152.4mm x 152.4mm x 12mm (folded) / 304.8mm x 304.8mm x 3mm (unfolded), Medium - Quad-fold: 228.6mm x 228.6mm x 12mm (folded) / 457.2mm x 457.2mm x 3mm (unfolded), Large - Quad-fold: 266.7mm x 266.7mm x 12mm / 533.4mm x 533.4mm x 3mm (unfolded). Extra-large - Quad-fold: 304.8mm x 304.8mm x 12mm (folded) / 609.6mm x 609.6mm x 3mm (unfolded). Rectangle: Small - Quad-fold: 152.4mm x 101.6mm x 12mm (folded) / 304.8mm x 203.2mm x 3mm (unfolded), Medium - Quad-fold: 228.6mm x 152.4mm x 12mm (folded) / 457.2mm x 304.8mm x 3mm (unfolded), Large - Quad-fold: 266.7mm x 190.5mm x 12mm (folded) / 533.4mm x 381mm x 3mm (unfolded). We also have the right sized game box for your custom game board. Your game box can fit your customised components and other accessories. Learn more about our game board options.