Garden Games Junior Jumbo Chess with 4' x 4' Mat Classic Chess upsized to JUMBO 4'x4' version a definite hit with all ages! MAT: 48"x 48" FOLDABLE mat | Indoor-Outdoor | Recommended for flat/stable surfaces. CHESS PIECES: Light-weight | 8 Pawn to 12-1/2 King| Wide base for stability. 4-SEASONS: Indoors | Outdoors | Best played on a FLAT, even surface. Fun for all ages, family-friendly! Great party game! For school, backyard, events + more!