Dynamic Movement Intervention (DMI) is a comprehensive intervention used by physical and occupational therapists to treat children with gross motor impairments. We make DMI equipment used in the therapy, consisting of the following items: Platforms Cubes Long Boards Small Boxes Large Boxes Slotted Boxes Mini Beams Small Disc with Hole Small Disc without Hole Large Disc with Hole Square Once the order is placed, depending on material availability and order volume shipment will be sent within 6 weeks and shipping within North America typically takes 1-2 weeks depending on the time of year. We try to get box sets shipped out as fast as possible but if you require a box set shipped before this frame please email us at [email protected] before placing your order. If we are able to accommodate a faster delivery, a standard rush fee of 25% of the total cost will apply. Please inspect your shipment immediately upon arrival to check for anything damaged in shipment. Claims will only be accepted for 7 days from the date of delivery. A full box set includes 2 long boards, 2 slotted boxes, 2 cubes, 2 large boxes, 2 small boxes, and 1 platform for a total of 11 items. Here are the rough dimensions of the Box Set Items: DMI Items Dimensions (Inches, Approximate) Long Boards 4.25" wide, 31.5" long, 3/4" Thick Small boxes 13" wide, 13" long, 4" tall Slotted Boxes 11.75" wide, 11.75" long, 6" tall Large Boxes 11.75 wide, 11.75 long, 6" tall Cubes 3" wide, 3" long, 3.5" tall Platforms 23.5" wide, 23.5" long, 1.5" tall Small Disc With Hole 12" Diameter, 2" Diameter hole in Centre, 3/4" thick Small Disc No Hole 12" diameter, 3/4" thick Large Disc 22 7/8" diameter, 2" Diameter hole in Centre, 3/4" thick Square 13" wide, 13" long, 3/4" thick