First, check whether the umbrella is full and whether the bai is full.

Second, DU continuously open several times, support zhi shoulder can not fall off, support key should DAO solid.

Third, each part should be intact, electroplating parts should be smooth.

Fourth, the fabric rainproof performance should be strong, blow with the mouth, nylon umbrella surface impermeable.

Fifth, the automatic umbrella open button should be flexible, gently shaking, not automatically open.

Umbrellas used when going out in rain need to be especially strong and waterproof. Fabrics treated with super splash water are usually chosen. The feature of this fabric is that the rain will fall down quickly on the umbrella surface, not easy to sell on the umbrella surface. Umbrella skeleton of the best choice of 55 cm to 60 cm straight umbrella, the size of this size is more suitable for rain, the rod material has iron, wood and fiber and other materials, but the straight umbrella carrying inconvenience, if choose two fold umbrella or three fold umbrella, you can choose the iron skeleton umbrella is good, solid and practical.