Therm-a-Rest Auriga Down Blanket Sleep Securely: Blanket Construction offers freedom of movement and easy temperature regulation Sleep Warm: Draft tubes and elasticized foot box create a seal around your mattress that keeps drafts at bay Included Loop Kit and side snaps allow attachment to most mattresses, coupling with another Therm-a-Rest blanket Carry Less: Ultralight, 750+ fill goose down offers compressible warmth