What is Reddit's opinion of Memory Foam Pillows Queen Size Set of 2 - Cooling Bed Pillows for Sleeping for Back, Stomach and Side Sleeper - Firm Luxury Extra Comfy Cool Shredded Memory Foam 2 Pack Queen Pillows Sets?

From 3.5 billion Reddit comments

The link pasted in are cotton, not bamboo, and are "down alternative" filled, which could be memory foam. Is that the right link? Do you mean something like this?: https://www.amazon.com/Plixio-Bed-Pillows-Sleeping-Hypoallergenic/dp/B0176SPRZQ/ref=psdc_10671043011_t3_B07QT7H817

I'm curious, am a back sleeper, and am willing to buy something someone suggests. I've never used shredded memory foam. I have feather pillows.

Pillows for Sleeping - 2 Pack Cooling Shredded Memory Foam Bed Pillows with Bamboo Covers (Queen Size) https://www.amazon.com/dp/B0176SPRZQ/ref=cm_sw_r_cp_api_glt_fabc_DY77DQ2RMN5JS5S063RG?_encoding=UTF8&psc=1

These are the ones I have!

https://www.amazon.com/dp/B0176SPRZQ/ref=cm_sw_r_cp_apa_glt_fabc_ZWJX4QMM4NWSVVZESV98

This is the only pillow I'll use anymore.