Specification Brand : Simthread BulletPoint1 : ✔ PREMIUM QUALITY - 144 pcs Black Prefilled Prewound Bobbins Thread as a pack. Do not distort or absorb machine oils. BulletPoint2 : ✔ 60 WEIGHT - A Size Class 15 SA156 Black Prewound Bobbins Thread fit most commercial and home embroidery and sewing machines, compatible with Brother, Babylock, Janome, Juki, Elna, Quantum Futura, Singer. BulletPoint3 : ✔ BLACK COLOR - Black is the most used Prewound Bobbins Thread for your craft projects. BulletPoint4 : ✔ HIGH TENACITY - Filament polyester yarn(70D) to keep steady tension for every single stitch. Effectually reduces friction, static charge of embroidery and sewing. BulletPoint5 : ✔ Scroll down to Product Description to check the machine compatibility Color : 60wt Black ItemName : Simthread 144pcs Embroidery Pre-Wound Bobbins Thread, Class 15 Type A Size SA156, Polyester Black 60 wt, for Bernina Pfaff Ambition BabyLock Brother Embroidery and Sewing Machines Plastic Side (Black) ItemPackageDimensions_Height : 12.9032 centimeters ItemPackageDimensions_Length : 5.207 centimeters ItemPackageDimensions_Width : 12.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : machine-embroidery-thread Manufacturer : Simthread LLC Material : Polyester PartNumber : PWB-A144BLK ProductDescription : Simthread 144pcs Embroidery Pre-Wound Bobbins Thread, Class 15 Type A Size SA156, Polyester Black 60 wt, for Embroidery and Sewing Machines Plastic Side (Black) ProductSiteLaunchDate : 2021-03-05T08:43:10.673Z SupplierDeclaredDgHzRegulation : not_applicable TargetAudienceKeyword1 : Black Prewound Bobbins Thread TargetAudienceKeyword2 : brother embroidery bobbin thread TargetAudienceKeyword3 : Type A Size SA156 TargetAudienceKeyword4 : prewound bobbins for brother embroidery machines TargetAudienceKeyword5 : Brother Babylock Bernina Janome bobbin UnspscCode : 60120000