THERAPIST RECOMMENDED – This sensory compression vest is exquisitely designed by professionals and approved by therapists for children who struggle with lack of attentiveness, autism or other sensory challenges. ADJUSTABLE SIZING – Fully adjustable velcro strap makes for a wide range of potential fits and offers room to grow. Velcro shoulder strap allows for 1” in length and side strap allows for 5-6" in width. REMOVABLE WEIGHTS – It comes with 6 removable weight sacks for a total of 3 pounds, 4x0.375lbs on the front and 2x0.75lbs on the backside of the vest. Kids who are easily distracted respond positively to additional weights. COMFORTABLE & BREATHABLE – The vest is made of soft and durable neoprene, the breathable mesh on the front, back and two sides make sure that it can be worn comfortably without getting too hot. SECURE & CALM – Our sensory weighted vest creates a warm secure bear hug for hyperactive child who has a tough time manage anxiety, stress and sensory processing difficulties, it helps them calming down, improve focus and self regulation.