Search query: 1 in blank buttons without pin backs

Product: SUBANG 40 Pieces Metal Pin Backs Locking Pin Keepers Locking Clasp with Storage Case
Brand: SUBANG
Relevance: Irrelevant
Feature:
This listing is for 40 pcs Low Profile Locking Pin backs/Pin Keepers-Highest Quality, Best Available; Suitable for all pin post pins, especially for disney pins, harley pins;
Great alternative to those standard butterfly clutches and the rubber backs; These pin backs are very easy to use; No Tools Required; Just push on the pin back to the pin nail and it is locked; the harder you pull the pin, the tighter it will lock; pull the spring loaded botton at the rear, then the pin will be released ! Low Profile, smooth surface, No finger stabbing, No pin post protruding any more!

Specification:
Material: nickel-plated copper
Product Size: circumference approx 15cm/5.9 inch(unstretched);
Product weight:0.04 ounces*40
Package size:3.22*2.36*0.59inches
Package weight: 2.41 ounces

Package includes:
- 40* Locking pin keepers backs
- 1* Storage case
Package Contents: 40 pieces pin back locks with small clear storage case packed to avoid locking pin backs losing; each pin sizes is approx. 1 cm in diameter and 0.7 cm in height.
Quality Material: pin backings are made of quality nickel-plated copper, small and sturdy; The metal material makes it durable and colorfast, giving you an incredibly sturdy and safe experience; The small size makes it unobtrusive while maintaining stability.
Delicate Design: the pin back match for most metal pin; Metal pin backs provides good grip of pin to keep it stay in place; Its firm and protective grip assures that you will never lose another pin.
Easy Use: these pin keepers are easy to put on and take off without a tool; Simply push to secure onto pin post while holding onto your pin to release; These locking pin backs are very smooth.
Wide Applications: the metal pin back can be applied when tie tacks and lapel pins lose their back, or for homemade craft pins, suitable for brooches, name tags, display books, hanging ropes, bags, vests, hats, badges, collections, etc

Product: Shapenty Clutch PVC Rubber Pin Backs Keepers Replacement Uniform Badge Comfort Fit Tie Tack Lapel Pin Backing Holder Clasp (Black, 30PCS)
Brand: Shapenty
Color: Black, 30PCS
Relevance: Irrelevant
Shapenty pins back is well made, it is small but a great tool to replacement for pin clutch backs.
Material: PVC Rubber; Color: Black.
Size: 10mm in diameter, 7mm in height.
Use for lapel pins, tie tacks and jewelry.
Great replacement for pin clutch backs.
Good for jewelry making and DIY craft projects.