Without width & height
height: 0 until load
Aeon Wireless Headphones
★★★★☆ 128 reviews
$149
$199
Add to cart
Free shipping · In stock
⚠Layout shift
With width & height
space reserved
Aeon Wireless Headphones
★★★★☆ 128 reviews
$149
$199
Add to cart
Free shipping · In stock
✓No shift
On a slow connection, an image with no reserved space renders at
height: 0 — the moment it loads, everything below it
jumps down.