The ice crar is a "cool sweat stain prevention pad" that uses household ice packs and can be easily attached to clothes. Use it on your armpits, neck, and other areas where sweat stains and heat are a concern. [1] Set the ice pack In the pocket on the inside of the main unit, put two 70mm square ice packs. [2] Decide on the wearing position When using it under the armpits, wear it from the inside and outside around the armpit of the bra or tank top. If you use it on the back of your neck or upper back, adjust it to your liking according to the area you want to cool. [3] Fix it to your clothes with magnets The ice rail has a built-in magnet, so you can fix it firmly just by pinching your clothes. [4] Wear it as it is and use it when you go out or indoors Just wear it as usual, and you can achieve a cool feeling and sweat stain protection at the same time. It can be used in a wide range of situations, such as commuting to work and school, going out, office, and outdoor events. [5] After use, remove and dry and wash After use, take out the ice pack and wash the main unit gently by hand or in a laundry net. The antibacterial function of the bioguard fabric ensures that it remains clean even after repeated use. *Depending on the thickness and material of the clothing you wear, there is a difference in how you feel cold. *Please be careful not to use it too cold.