FindingKing 6 Clear Acrylic Jewelry Display Risers Showcase Fixtures Two acrylic riser that measure approximately 2 3/4" x 2" x 1 1/4" (70 x 50 x 32 mm) Two acrylic riser that measure approximately 3 1/4" x 2" x 1 3/4" (82 x 50 x 44 mm) Two acrylic riser that measure approximately 3 3/4" x 2 "x 2 1/4" (95 x 50 x 57 mm)