Let me start by saying these JRYYR black rhinestone appliques are STUNNING. I used them to upgrade a plain black dress for a wedding, and the transformation was unreal. The moment I opened the package, the weight and sparkle immediately screamed 'luxury.'

The hand-sewn rhinestones and glass beads catch light from every angle. What surprised me most was how flexible they were - I could gently bend them to follow my dress's neckline without worrying about stones popping off. Though fair warning: if you need to trim them (like I did), go slow with scissors and consider resewing edge stones as some reviewers mentioned.

I spent about two hours hand-stitching one applique onto my dress (pro tip: use a thimble!). The polyester mesh backing held up perfectly to needlework. Now after three wears and one careful dry clean, not a single stone has fallen off - impressive for such intricate detailing.

The 26.5x18cm size gives great coverage - one pair was enough to create a dramatic sweetheart neckline design. While marketed for weddings, I've seen creative uses on everything from denim jackets to evening clutches in the reviews.

Downsides? The black color does show occasional glue marks between stones (visible up close), and you absolutely cannot iron these - the plastic mesh would melt instantly. But at this price point compared to bridal store alternatives? 100% worth it for special occasion upgrades.

Final verdict: These deliver couture-level sparkle without the designer price tag. Just bought another set in gold for holiday outfit projects!