Heat retention
Durability
Edge support
Value for Cost
Motion isolation
Warranty
Trial
Type
Materials
Organic
Crib Mattress
Materials
Cover Organic Cotton
Top Layer Organic Wool Batting
Second Layer PLA Comfort Layer
Third Layer 2" Organic Latex
Fourth Layer 8" Breathable Encased Coil Support
Pros
Organic materials
Money-back guarantees
Great motion isolation (hybrids)
Cons
Short trial period
Some off-gassing
Some noise