Is the sunscreen pad sponge or bubble good?

1, durability: the bubble pad is made of polyethylene, which is tough and durable, not easy to deform and has good shock resistance. The sponge pad is made of breathable sponge material, which is soft and not easy to deform, and the bubble-free pad is wear-resistant and durable.

2. Scene use: Bubble mats can be used for indoor and outdoor occasions, camping, traveling, car travel, bedding, and floor laying in summer. Sponge pad is only used indoors, and it is laid under the computer chair to reduce foot fatigue and increase comfort. Bubble-free mats are widely used.