Specification AgeRangeDescription : All Life Stages Brand : Poolin BreedRecommendation : Medium BulletPoint1 : 【High Quality】Our bobbins is made of high quality polyester, has good high and low temperature resistance, good toughness, not easy to break, which is widely used in daily life and is the best choice for beginners. BulletPoint2 : 【Convenient and Practical】Prewound bobbins saves the time of winding the bobbin by yourself, allowing you to quickly get into embroidery and sewing work.As an essential consumable in embroidery and sewing work, 144 pieces can meet the long-term machine operation, and the unit price is also more affordable. BulletPoint3 : 【Size A ,Style A, Class 15, Class 15J, SA156】: Diameter:0.79IN/2CM, Height:0.47IN/1.2CM.Most common size of bobbin thread for standard embroidery and sewing needs. Suitable for household embroidery machines and sewing machines. BulletPoint4 : 【Plastic Sided Bobbin】Plastic double-sided pre-wound bobbin has clear plastic sides,clear to see how much thread the bobbin left. The clear plastic bobbin protect your bobbin thread from oil and humidity, thereby maintaining its original quality and structure. BulletPoint5 : 【75D/2 polyester thread weight 60WT】tough and comfortable. 70D/2 is thinner than 75D/2 though it's hard to tell. If you are a beginner, it is recommended that you choose 70D/2. If you are a professional embroiderer, you can choose 75D/2. BulletPoint6 : 【Facebook User Group】Welcome to our Facebook user group: Richword Users Group. We are here to share usage tips and information about Poolin's machines and accessory. We hope that everyone have a happy experience. Color : White 70d ExternallyAssignedProductIdentifier1 : 000047114906 ExternallyAssignedProductIdentifier2 : 0000047114906 ExternallyAssignedProductIdentifier3 : 00000047114906 GpsrSafetyAttestation : 1 IndoorOutdoorUsage : indoor ItemName : Richword Prewound Bobbins 144pcs (Class 15) Size A Plastic Sided, 70D/2(60WT) Polyester Bobbin Thread for Single Needle Embroidery and Sewing Machine, White 130 Yards ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 5 inches ItemPackageDimensions_Width : 5 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : bobbins LineWeight : 50 Manufacturer : Poolin Material : Polyester ModelName : Colored Plastic Bobbin Spools ModelNumber : PWB04 NumberOfBoxes : 1 PartNumber : PWB04 PetToyType : exercise_toy ProductDescription : 144 pcs prewound bobbins ProductSiteLaunchDate : 2024-12-13T06:49:43.844Z RecommendedUsesForProduct1 : Boredom Buster RecommendedUsesForProduct2 : Exercise RecommendedUsesForProduct3 : Mental Stimulation RecommendedUsesForProduct4 : Physical Development RecommendedUsesForProduct5 : Playing Size : Size A SpecificUsesForProduct : Active Style : Modern SubjectCharacter : Birds SupplierDeclaredDgHzRegulation : not_applicable TargetAudienceKeyword : birds TargetGender : unisex Theme : Birds UnitCount : 1 UnspscCode : 11151600 WaterResistanceLevel : water_resistant