Family research · sources reviewed 12 Aug 2026

Nest Bedding Sparrow Signature Hybrid

Current adjustable-feel hybrid with Alexander Signature Hybrid as an official predecessor name.

Construction boundary

What can be grouped, and what cannot

Plush, Medium, and Firm are published comfort-layer choices; the historical Alexander name redirects conceptually only after generation differences are explained.

Official documentation

Facts supported by located manufacturer sources

01
Nest publishes Sparrow in three feel choices and documents the Alexander-to-Sparrow rename. 1 2

Independent context

Outside findings with strict scope limits

01
Independent findings require the reviewed Sparrow/Alexander generation and feel. 4
Named sample only.

Not established

Evidence gaps

These details were not found in the reviewed sources and are not filled with assumptions.

Generation-specific coil and foam changesNot verified in the reviewed sources
Exact independent feel matchingNot verified in the reviewed sources
Split-firmness availability by sizeNot verified in the reviewed sources

Documented mattresses

Mattresses documented in this family

CurrentSparrow Signature Hybrid - PlushLimited public evidence

CurrentSparrow Signature Hybrid - MediumLimited public evidence

CurrentSparrow Signature Hybrid - FirmLimited public evidence

HistoricalAlexander Signature HybridLimited public evidence

Sources

Sources used for this mattress

01
Official catalog: Nest BeddingCompare Nest mattresses ↗
Current Sparrow, Owl, Starling, Raven, and youth lineup comparison.
02
Official specifications: Nest BeddingMattress history timeline ↗
Official renames, construction updates, current lineup, and discontinued identities.
03
Official specifications: Nest BeddingReturns, exchanges, and warranties ↗
Current policy and Lifetime Renewal Exchange eligibility; purchase conditions apply.
04
Independent review: Sleep FoundationNest Bedding mattress reviews ↗
Named Nest samples only; model generation must match.