Description: Great for home or school! This relaxing oil timer is great for sensory integration.  Use as a calming and self-regulation tool Specifications:- Material: Acrylic- Size: Approx. 13.5cm*5.5cm / 5.31inch*2.17inchPackage Includes:2-Piece Sensory TimerNote:Not recommended for very young children, not to be opened or consumed.