Things You Need to Know (Warning): 1:This heat resistant glove is only for heated hair style tools to protect your hand/fingers' from surface instant burns. Do not hold or touch heated hair style tools surface for a long time! 2:May not use it for other purposes of heat resistant. 3:Do not grip 250 above with it over 10 secs according to the CE NE407 Standard. 4:Attention to high temperature scalding. 5:The glove main behoof is to block instantaneous scald from hair iron,don't keep touch for long time .