Qhov tseeb, cov neeg ua si paub txog uas nkag siab txog lub hnab thiab saib xyuas lawv, thaum xaiv cov hlua khi, tsis txhob tsom rau cov style txhua, tab sis ntawm cov tsis muaj npe nrov "hardcore kev lag luam secrets" qab lawv:

Thaum muaj ntau tus viv ncaus ua raws li cov qauv thiab yuav cov hnab ntim khoom, lawv feem ntau tsuas yog xav txog seb puas muaj "lub hnab ntim txaus" lossis seb lub hnab "tuav nws cov duab". Tsuas yog tom qab yuav thiab siv lawv ib ntus lawv puas paub tias qee qhov kev xav hauv ob sab phlu yog ib qho nyuaj li lub cib, rub cov tawv tawv tiag ntawm lub siab -kawg lub hnab kom txog thaum nws ua dawb; thaum lwm cov ntaub qhwv ua los ntawm cov ntaub tsis zoo tsis zoo yuav ploj mus sai li sai tau thaum koj tawm hws, tam sim ntawd ua rau lub hnab tsis muaj txiaj ntsig. Qhov tseeb, rau cov neeg ua si paub txog uas nkag siab thiab saib xyuas lub hnab, qhov lawv nyiam thaum xaiv cov hnab looj tes tsis yog style, tab sis ob peb yam tsis paub meej "hardcore kev lag luam secrets": "coefficient" ntawm cov khoom yog tus neeg tua neeg zais ntawm lub hnab. Muaj coob tus neeg xav nrog cov tawv tawv tawv, ntseeg tias nws muaj cov txiaj ntsig zoo. Txawm li cas los xij, cov hauv ob sab phlu ntawm siab- cov hnab kawg (tshwj xeeb yog cov uas ua los ntawm lambskin, crocodile skin, los yog high-grade fabric) yog qhov muag heev. Nyob rau lub sijhawm ntev ntawm kev taug kev thiab tshee, tawv tawv ua haujlwm zoo li cov ntawv xuab zeb qis, tsis tu ncua smoothing cov tawv tawv ntawm lub hnab. Niaj hnub no, kev lag luam cov txheej hauv ob sab phlu tag nrho siv cov khoom siv thev naus laus zis xws li DuPont™ Tyvek® lossis siab - cov ntaub siv dua tshiab. Qhov zais cia ntawm cov ntaub ntawv no nyob rau hauv lawv qhov tsis tshua muaj kev sib txhuam coefficient, uas zoo li silky rau qhov kov. Thaum tuav lub hom npe kos npe, lawv tuaj yeem haum lub hnab loj kom maj mam zoo li cov ris tsho hauv qab, tawm me ntsis khawb ntawm qhov chaw. Qhov "golden shrinkage rate" yog ib qho cim tshwj xeeb rau lub hnab: muaj ntau cov ntaub hauv online uas tau lees tias yog "universal thiab universal", tab sis qhov tseeb, lawv muaj kev puas tsuaj thaum khoom hauv. Hauv kev lag luam, cov neeg tsim qauv zoo heev, thaum tsim pwm rau lub hnab (xws li Speedy 20 lossis Celine Bucket Bag BB), twv yuav raug hu tsis txhob txiav raws li qhov pom thiab qhov ntev ntawm lub hnab. Vim hais tias txhua lub hnab muaj nyias zam thicknesses thiab sib txawv margins rau puab seam kab. Ib txheej zoo meej yuav tsum muaj cov duab meej nrog "ua pa tawm" ntawm $ 0.2 \\sim 0.5$ ntiv tes raws li qhov chaw hauv lub hnab. Tsuas yog nyob rau hauv txoj kev no nws tuaj yeem muab ntim rau hauv yam tsis tau tawg lub zippers, hloov lub contour, lossis swaying sab hauv. Waterproofing tsis yog tsuas yog hais txog dej repellency, tab sis kuj yog hais txog kev tiv thaiv "capillary siphon effect": pheej yig hauv ob sab phlu tsuas yog muab cov dej repellency, yog li cov tee dej tuaj yeem xaub tau yooj yim. Txawm li cas los xij, yog tias cov kua ntws tawm hauv lub hnab thiab ntim ntau tshaj kaum feeb, nws yuav maj mam nkag mus los ntawm cov seams lossis cov khoom siv fibers 'capillaries', nws thiaj li ua rau cov tawv nqaij. High-standard professional lining must feature a layer of high-molecular-density waterproofing inside the fabric, utilizing the physical principle that micropores are even smaller than water molecules to achieve true "100% waterproofing". Txawm hais tias koj nchuav tag nrho lub raj mis naj hoom rau hauv, nws tuaj yeem ua tau zoo li lub kaw lus kaw, ua rau cov khoom txaus ntshai nyob hauv ob sab phlu. Cov qib kev tiv thaiv ib puag ncig txiav txim siab "cua huab cua zoo" hauv koj lub hnab: sab hauv lub hnab yog qhov sib khi ultra- qhov chaw me me, feem ntau cov khoom vaj khoom tsev uas nkag mus rau ntawm daim tawv nqaij ncaj qha, xws li daim di ncauj, hmoov, thiab txawm tias pleev sponges. Txhawm rau kom ua tiav cov duab tuav thiab tsis muaj dej tsis zoo, cov ntaub ntawv tsis zoo siv cov khoom siv pheej yig thiab cov xim hlau hnyav, emitting cov ntxhiab tsw yas thaum qhib. Qhov no yog vim li cas niaj hnub no lub siab tiag tiag - qhov kawg ntawm lub qhov ntswg yuav tsum ua raws li OEKO-TEX® Standard 100 thoob ntiaj teb ecological ntawv pov thawj rau cov niam thiab cov me nyuam cov khoom, xyuas kom meej tsis muaj formaldehyde, tsis muaj tsw, thiab tsis fading txawm nyob rau hauv kaw raug tshav ntuj. Yog li ntawd, thaum xaiv cov ntaub rau lub siab siab - lub hnab kawg, koj tsis yog tsuas yog yuav ib qho yooj yim, cov lus "lub hnab", tab sis yog yuav ib qho kev ntseeg siab "bag insurance". Tsuas yog tom qab nkag siab txog cov kev lag luam no zais cia koj tuaj yeem nkag mus rau hauv thaj chaw ntawm kev saib xyuas lub hnab zoo.