- translate([-base_d/2, -foam_horiz/2-wall, base_wall - eps])
- cube([base_d, foam_horiz + 2*wall, support_h]);
- translate([-foam_vert/2-wall, -base_d/2, base_wall - eps])
- cube([foam_vert + 2*wall, base_d, support_h]);
+ translate([-side_w/2, -foam_horiz/2-wall, 0])
+ cube([side_w, foam_horiz + 2*wall, support_h]);
+ translate([-foam_vert/2-wall, -side_w/2, 0])
+ cube([foam_vert + 2*wall, side_w, support_h]);