fufulyfufuly A cushion that breathes with you "fufuly" is a calm inducing robot cushion that breathes, gently inflating and deflating. It uses Deep Breathing Technology, which mimics the way people and animals naturally synchronize their breath with those near them. Take a break, hold fufuly, and inhale deeply. Let the soothing rhythm envelop you. Take a moment to breathe, and find tranquility. SPECIFICATION fufuly Power Rechargeable battery(Li lon polymer)