gr20 : Poche à eau Gregory 3D hydro 2 et 3 L
![gr20 : Poche à eau Gregory 3D hydro 2 et 3 L](https://i.ytimg.com/vi/1KuHvSntEMU/sddefault.jpg)
Découvrez mon avis et mon test de cette poche à eau Gregory 3D hydro, très adaptée à mon usage professionnel sur le gr20.Fonctionnel, résistant et pratique
![](https://d1nymbkeomeoqg.cloudfront.net/photos/24/13/362780_16739_XL.jpg)
Gregory 3D Hydro Review
GR20 - Les conseils d'Alex
Specialized Reservoir Shape - allowing it to fit conveniently at the top of your pack Backcountry Filter Integration - Game-changing on-trail
![](https://m.media-amazon.com/images/S/aplus-media-library-service-media/a1eb6be3-b85f-4746-9cb6-82eabe91909f.__CR0,507,8788,2718_PT0_SX970_V1___.jpg)
Gregory 3D Hydro Trek 3L, Blue
![](https://eu.gregorypacks.com/dw/image/v2/AATF_PRD/on/demandware.static/-/Sites-gregory-product-catalog/default/dw3d178b99/images/gene/prod/zoom/145288-5583_07.jpg?sw=600&sh=900)
3D HYDRO TREK 3L 3 Hydration reservoir 3L Optic Blue
GR20 - Les conseils d'Alex
![](https://i.ytimg.com/vi/K8cLpMnovtY/hq720.jpg?sqp=-oaymwEXCK4FEIIDSFryq4qpAwkIARUAAIhCGAE=&rs=AOn4CLDvTVnTme4cXXGEGZz8v2HX_Y_ZSg)
Conseils matos GR20.
![](https://eu.gregorypacks.com/dw/image/v2/AATF_PRD/on/demandware.static/-/Sites-gregory-product-catalog/default/dw75662d7c/images/gene/prod/zoom/145288-5583_12.jpg?sw=600&sh=900)
3D HYDRO TREK 3L 3 Hydration reservoir 3L Optic Blue
![](https://m.media-amazon.com/images/I/91VrLFy9f+L._AC_UF1000,1000_QL80_.jpg)
Gregory 3D Hydro 3L Reservoir : Sports & Outdoors
![](https://eu.gregorypacks.com/dw/image/v2/AATF_PRD/on/demandware.static/-/Sites-gregory-product-catalog/default/dw043d4cfd/images/gene/prod/zoom/145288-5583_06.jpg?sw=600&sh=900)
3D HYDRO TREK 3L 3 Hydration reservoir 3L Optic Blue
![](https://www.gregory.com/dw/image/v2/BBZB_PRD/on/demandware.static/-/Sites-product-catalog/default/dwaf0d3c9b/collections/_gregory/Hydration/500x500/GMP_S21_3DHydro_TrekReservoir_6.jpg?sw=3000&sh=3000)
Gregory 3D Hydro Trek 3L Gregory Mountain Products