Item Net Weight: about 1.7kg. Package Size: 30x26x10cm Question 1: the mask size is not suitable for me or i don't want it. What should i do? Please don't worry, you can return it back for full refund. We have US location warehouse. Question 2: How do i use it? This mask was made by hand and it is a old man face realistic mask. You can wear it and dress up an old man, nobody will find that you are a girl or young man in actually. Question 3: How do i clean it? Step1: Clean it in lukewarm water with mild soap, air-dry or with towel gently; Step 2: Keep away from hot temperature, sunshine, sharp pointy things, washing machine, chemical material. Question 4: How long time i can take it? Usually you will get it about 7 days by Fedex.