Ntsum lub tsho down. Yog hais tias nws muaj pungent los yog txawv tsw, tsis quav ntsej nws. Qee tus neeg piav qhia tias goose down yog kim dua duck down vim goose down tsis muaj ntxhiab, thaum duck down muaj tsw. Txawm li cas los xij, raws li tau hais ua ntej, goose thiab duck down yog ua tiav tib yam. Down nrog tsis hnov tsw (txawm hais tias goose los yog duck down) yog ib yam khoom tsis zoo thiab yuav tsum tsis txhob yuav.
Xyuas seb lub tsho hauv qab daim ntawv lo muaj tag nrho cov ntaub ntawv yooj yim, feem ntau yog cov ntsiab lus qis, sau lub zog, hom qis, thiab cov ntaub ntawv tsim khoom. Cov ntaub ntawv ntawm loft feem ntau tsis suav nrog; koj tuaj yeem nug tus neeg muag khoom kom paub meej.
Ua tib zoo xav tias lub puab txheej ntawm lub tsho down. Yog hais tias nws hnov prickly, nws txhais tau hais tias lub tsoos tsho muaj cov ntsiab lus feather siab (saib cov lus piav qhia ntawm "down" saum toj no), thiab qhov zoo yuav tsis zoo heev. Yog hais tias nws tsis hnov prickly, lub tsoos tsho muaj ib tug kuj siab down cov ntsiab lus thiab zoo warmth tuav.
Tom ntej no, tso cov tsho hauv qab uas koj nyiam ua ke thiab nias rau ntawm qhov chaw ntawm txhua lub tsho nrog tib lub zog. Qhov ceev lub tsho rebounds, qhov zoo dua nws zoo (qhia siab loft). Rau cov tsho hauv qab nrog tib lub zog sau, qhov ntim loj dua (piv txwv li, qhov fluffier qhov qis), qhov zoo dua.
Thaum kawg, siv zog pat lub tsho down. Yog tias poob los yog plua plav tshwm, nws txhais tau hais tias cov ntaub tsis zoo - cov khoom pov thawj los yog cov qhov stitching loj dhau. Xws li cov tsho hauv qab yuav dhau los ua nyias nrog hnav, thiab lawv cov khoom tsis muaj dej thiab ua pa yuav tsis zoo. Nws tsis pom zoo kom yuav cov no.