---Multiple Functional: : our head protector for adults can not only offer protection to the elderly with limited mobility and get head injuries due to falls, but also can avoid secondary head injuries for patients---Top Hollow-out Design: : Top hollow design is breathable, comfortable, and practical, the head will not feel stuffy even in summer and it also protect the health of the scalp. In winter, you can add a Inner cap to keep warm.Synthetic MaterialImported---Extended Hook and Loop Design: : this anti fall head protection helmet adopts an extended hook and loop design, making it easy to use, and the adjustable range is increased---adjusted: : length of 19.7-29.5 inches 50-75 cm, and the hat circumference can be adjusted, making them suitable for most adults to wear---Soft and Breathable: : fine workmanship for head comfort and shock absorption, which can protect seniors head to the greatest extent and reduce injury when falling.