Okay, let me spill the tea on these custom bay window cushions. First off, the customization is LEGIT. I sent them a wonky hand-drawn sketch of my weird-shaped window seat (don't judge my art skills) and they nailed the fit perfectly. The velvet fabric? *chef's kiss* So soft my cat immediately claimed it as her throne.

The waterproof feature has already survived both my coffee spills and my toddler's juice attacks. And yes - it actually resists cat scratches! My demon... I mean, precious furball hasn't managed to destroy it yet after 3 weeks (new record).

BUT here's the plot twist - they're FIRM. Like 'sitting-on-a-library-book' firm at first. I was ready to write a scathing review until... they magically broke in after about a week of use. Now they're that perfect balance of supportive yet comfy.

Pro tip: If you're ordering custom size, measure twice (I learned this the hard way with another project). Their customer service was surprisingly helpful when I panicked about my measurements.

Final verdict? 4.5/5 - would absolutely buy again, but maybe keep a throw pillow on top during the break-in period.