Mental Headband, Brain Link Wearable Device Beauty & Personal Care （11 picture color）Three-ring 100-yard blue

（11 picture color）Three-ring 100-yard blue pool [with air pump]

Case Material: Ceramic

This kind of hand-held metal detector is used to protect people's safety

Material: polyvinyl chloride

Earplug/earmuff material: protein material

Mental Headband, Brain Link Wearable Device Beauty & Personal Care （11 picture color）Three-ring 100-yard blueIndulge in the ultimate brain boosting experience with the exclusive Mental Headband, Brain Link Wearable Devices. Designed for the discerning individual seeking optimal mental performance, this cutting edge headband offers a seamless connection to your brain, enhancing focus, memory, and overall cognitive function. Elevate your mind with this luxurious and sophisticated wearable device. Technical knowhow: The user manual for this product is in both