Folding umbrella comes in different sizes and mechanisms. There are manual open/close, auto open/close, and auto open/close with safe lock design. The auto open/close ones are easy one-handed operation, and the safe lock design holds the shaft stable and won't bounce back. Folding umbrellas come in compact umbrella, travel umbrella, and UV umbrella. Please inquire us to find the best folding umbrella that fits your need.