Vince Klein Underwear Men's 8th Generation 22 Magnets Health Therapy Boxers Shorts Brand:Vince Klein Material: Micro Modal 92% + 8% Spandex;Core Material: 22 magnets; Warm Material: More than 900 Tourmalines. Washing Way: Washing Under 30 Temperature Water; Do not Bleach; Do not Dry clean; Do not Iron; Dry it on Hanger; Size Chart: Chinese L(Height165-170cm/Waist25-29in);Chinese XL(Height170-175cm/Waist29-33in); Chinese XXL(Height175-180cm/Waist33-37in); Chinese XXXL(Height180-185cm/Waist37in-41in) Shipping Time:(Seller:VK Clothing Inc.'s Shipping Time: 6-12 days to USA, 8-18 days to other global countries).Amazon Prime Shipping Time:1-4 days in USA. ---Return Policy: Return is allowed without any condition on all items from Seller:VK Clothing Inc.and Amazon Prime.