{"locale":"en_US","availableSizes":["S","M","L","XL","2XL","3XL"],"modelMeasurements":{"description":"

Measurements are provided by suppliers.<\/p>\n

This product runs small. For the perfect fit, we recommend ordering one size larger than your usual size.<\/p>","imageDescription":"

A Length<\/strong><\/p>\n

Place the end of a measuring tape beside the collar at the top of the garment (high point shoulder). Pull the tape to the bottom of the item.<\/p>\n

B Chest<\/strong><\/p>\n

Measure yourself around the fullest part of your chest. Keep the measuring tape horizontal.<\/p>\n

C Sleeve length<\/strong><\/p>\n

Place one end of the tape at the top of the set-in sleeve, then pull the tape down until you reach the hem of the sleeve.<\/p>","modelDescription":"","sizeTableDescription":"Product measurements may vary by up to 2\" (5 cm).","sizeTableRows":[{"unit":"inch","unitName":"Inches","title":"Length","sizes":{"S":[27],"M":[28],"L":[29],"XL":[30],"2XL":[31],"3XL":[32]}},{"unit":"centimeter","unitName":"Centimeters","title":"Length","sizes":{"S":[68.58],"M":[71.12],"L":[73.66],"XL":[76.2],"2XL":[78.74],"3XL":[81.28]}},{"unit":"inch","unitName":"Inches","title":"Chest","sizes":{"S":[33,36],"M":[37,40],"L":[41,43],"XL":[44,46],"2XL":[47,49],"3XL":[50,52]}},{"unit":"centimeter","unitName":"Centimeters","title":"Chest","sizes":{"S":[83.82,91.44],"M":[93.98,101.6],"L":[104.14,109.22],"XL":[111.76,116.84],"2XL":[119.38,124.46],"3XL":[127,132.08]}},{"unit":"inch","unitName":"Inches","title":"Sleeve length","sizes":{"S":[23.5],"M":[24],"L":[24],"XL":[24],"2XL":[24],"3XL":[24]}},{"unit":"centimeter","unitName":"Centimeters","title":"Sleeve length","sizes":{"S":[59.69],"M":[60.96],"L":[60.96],"XL":[60.96],"2XL":[60.96],"3XL":[60.96]}}],"imageId":7273,"imageUrl":"https:\/\/seifwear.com\/wp-content\/uploads\/2026\/03\/7272_model_size_guide.png"},"productMeasurements":{"description":"

Measurements are provided by suppliers.<\/p>\n

This product runs small. For the perfect fit, we recommend ordering one size larger than your usual size.<\/p>","imageDescription":"

A Length<\/strong><\/p>\n

Place the end of a measuring tape beside the collar at the top of the garment (high point shoulder). Pull the tape to the bottom of the item.<\/p>\n

B Chest<\/strong><\/p>\n

Measure yourself around the fullest part of your chest. Keep the measuring tape horizontal.<\/p>\n

C Sleeve length<\/strong><\/p>\n

Place one end of the tape at the top of the set-in sleeve, then pull the tape down until you reach the hem of the sleeve.<\/p>","sizeTableDescription":"Product measurements may vary by up to 2\" (5 cm).","internationalSizeTableDescription":"","sizeTableRows":[{"unit":"inch","unitName":"Inches","title":"Length","sizes":{"S":[27],"M":[28],"L":[29],"XL":[30],"2XL":[31],"3XL":[32]}},{"unit":"centimeter","unitName":"Centimeters","title":"Length","sizes":{"S":[68.58],"M":[71.12],"L":[73.66],"XL":[76.2],"2XL":[78.74],"3XL":[81.28]}},{"unit":"inch","unitName":"Inches","title":"Width","sizes":{"S":[20],"M":[21],"L":[23],"XL":[25],"2XL":[26.5],"3XL":[28]}},{"unit":"centimeter","unitName":"Centimeters","title":"Width","sizes":{"S":[50.8],"M":[53.34],"L":[58.42],"XL":[63.5],"2XL":[67.31],"3XL":[71.12]}},{"unit":"inch","unitName":"Inches","title":"Sleeve length","sizes":{"S":[23.5],"M":[24],"L":[24],"XL":[24],"2XL":[24],"3XL":[24]}},{"unit":"centimeter","unitName":"Centimeters","title":"Sleeve length","sizes":{"S":[59.69],"M":[60.96],"L":[60.96],"XL":[60.96],"2XL":[60.96],"3XL":[60.96]}}],"internationalSizeTableRows":[],"imageId":7274,"imageUrl":"https:\/\/seifwear.com\/wp-content\/uploads\/2026\/03\/7272_product_size_guide.png"}}

Weight	N/A
Color	Black

Browse

Want to chat?

Social

Seif Black Sweatshirt

Additional information

Related products