AR6316S:$21.50 per set of 6.3/16" thick acrylic. Sizes start at 4 x 4 x 3.25 high and end at 7.75 x 4 x 6 high.They are all 4” deep.
AR3S:$12 per set of 4. 1/8” thick acrylic Sizes start at 3.5”wide x 3”deep x 2” high and going up in increments of 1” in height and ½” width increments. Largest riser in this set is 5" wide x 3" deep x 5" high.They are all 3" deep.