No. The 710–2 is a soft cervical collar, and its effect is mechanical but gentle. It limits sharp bending and turning of the head, helps distribute part of the load away from tense neck structures, and holds the head in a steadier position. This may lessen feelings of pulling, stiffness, and fatigue, and it can make rest periods more comfortable. It does not immobilize the neck the way a rigid brace does.
This distinction matters for expectations. If your child can still move their head fairly freely while wearing the collar, that is how this type of product is meant to work. The goal is reduced unnecessary movement and a calmer neck position, not complete fixation.
If a specialist determines that stronger restriction is necessary, they will recommend an appropriate product and wearing schedule. And if this collar is part of a recovery plan after an injury, surgery, or a procedure, use it strictly according to medical advice for size, fit, and wearing time — a soft collar is not a substitute for a more rigid device when one is specifically indicated.