Photo 1 of 2 PCS 2mm Thick Needle-Puncture Resistant Thumb Guide Ruler for Seam Finishing, Silicone Scalable Semi-Circular Fits Small/Large Fingers 3mm/4mm Edge Stitch Lock and Sewing Gauge Blue

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Photo 1 of 2 PCS 2mm Thick Needle-Puncture Resistant Thumb Guide Ruler for Seam Finishing, Silicone Scalable Semi-Circular Fits Small/Large Fingers 3mm/4mm Edge Stitch Lock and Sewing Gauge BluePhoto 2 of 2 PCS 2mm Thick Needle-Puncture Resistant Thumb Guide Ruler for Seam Finishing, Silicone Scalable Semi-Circular Fits Small/Large Fingers 3mm/4mm Edge Stitch Lock and Sewing Gauge Blue