Flex Boot (Silicone Protection for Hydroflask)
Shipping calculated at checkout.
Pickup available at Arlington, TX
Usually ready in 24 hours
Family-owned since 1972
Free shipping over $99
Easy Returns
Fast & Secure Shipping
Make your Hydro Flask your own with a colorful, durable silicone Flex Boot. Customize your look and protect against bumps and dings. Small boot fits 12-24 oz wide and standard mouth bottles.
Product Benefits:
- Removable, silicone boot adds extra protection to your Hydro Flask
- Small boot fits 12-24 oz wide and standard mouth bottles
- Medium boot fits 32 and 40 oz wide mouth bottles.
- BPA-Free
- Lifetime Warranty
LIFETIME WARRANTY: Hydro Flask guarantees this Hydro Flask product with a limited lifetime warranty against manufacturer defects.
STANDARD MOUTH COMPATIBLE: Mix and match. Compatible with all Standard Mouth products for ultimate versatility.
Size Charts
The North Face Sizing Charts
Womens Jackets and Tops:
| Chest | Waist | Hip | Sleeve Length | |
|---|---|---|---|---|
| XS | 31-32 in | 24-25 in | 33-35 in | 31.5 in |
| SM | 33-35 in | 26-28 in | 36-37 in | 32.0 in |
| MD | 36-38 in | 29-31 in | 38-40 in | 32.5 in |
| LG | 39-41 in | 32-34 in | 41-43 in | 33.3 in |
| XL | 42-44 in | 35-38 in | 44-47 in | 34.0 in |
| 2XL | 45-48 in | 39-42 in | 48-51 in | 34.8 in |
| 1X | 43-45 in | 36-38 in | 46-48 in | 31.5 in |
| 2X | 47-49 in | 40-42 in | 50-52 in | 32.25 in |
| 3X | 51-53 in | 44-46 in | 54-56 in | 33 in |
Womens Bottoms:
| Waist | Hips | Inseam (Short) | Inseam (Reg.) | Inseam (Long) | |
|---|---|---|---|---|---|
|
XS (0) |
25-26 in | 34-35 in | 28.5 in | 30.5 in | 32.5 in |
| XS (2) | 26-27 in | 35-36 in | 28.5 in | 30.5 in | 32.5 in |
| SM (4) | 27-28 in | 36-37 in | 29.0 in | 31.0 in | 33.0 in |
| SM (6) | 28-29 in | 37-38 in | 29.0 in | 31.0 in | 33.0 in |
| MD (8) | 29-30 in | 38-39 in | 29.0 in | 31.0 in | 33.0 in |
| MD (10) | 30-31 in | 39-40 in | 29.0 in | 31.0 in | 33.0 in |
| LG (12) | 31-33 in | 40-42 in | 29.0 in | 31.0 in | 33.0 in |
| LG (14) | 33-35 in | 42-44 in | 29.5 in | 31.5 in | 33.5 in |
| XL (16) | 35-37 in | 44-46 in | 29.5 in | 31.5 in | 33.5 in |
| XL (18) | 37-39 in | 46-48 in | 29.5 in | 31.5 in | 33.5 in |
| 1X (14) | 36-37 in | 46-47 in | 28 in | 30 in | 32 in |
| 1X (16) | 37-38 in | 47-48 in | 28 in | 30 in | 32 in |
| 2X (18) | 40-41 in | 50-51 in | 28 in | 30 in | 32 in |
| 2X (20) | 41-42 in | 51-52 in | 28 in | 30 in | 32 in |
| 3X (22) | 44-45 in | 54-55 in | 28 in | 30 in | 32 in |
| 3X (24) | 45-46 in | 55-56 in | 28 in | 30 in | 32 in |
Womens Footwear
| USA | UK | EU | CM |
|---|---|---|---|
| 5 | 3 | 36 | 22 |
| 5.5 | 3.5 | 36.5 | 22.5 |
| 6 | 4 | 37 | 23 |
| 6.5 | 4.5 | 37.5 | 23.5 |
| 7 | 5 | 38 | 24 |
| 7.5 | 5.5 | 38.5 | 24.5 |
| 8 | 6 | 39 | 25 |
| 8.5 | 6.5 | 39.5 | 25.5 |
| 9 | 7 | 40 | 26 |
| 9.5 | 7.5 | 40.5 | 26.5 |
| 10 | 8 | 41 | 27 |
| 10.5 | 8.5 | 41.5 | 28 |
| 11 | 9 | 42 | 28.8 |
Mens Jackets and Tops:
| Chest | Hips | Sleeve Length | |
|---|---|---|---|
| SM | 36-38 in | 35-37 in | 33.5 in |
| MD | 39-41 in | 38-40 in | 34.0 in |
| LG | 42-44 in | 41-43 in | 34.8 in |
| XL | 45-48 in | 44-46 in | 35.5 in |
| 2XL | 49-52 in | 47-49 in | 36.3 in |
| 3XL | 53-56 in | 50-52 in | 37.0 in |
Mens Bottoms:
| Waist | Hip | Inseam (Short) | Inseam (Reg.) | Inseam (Long) | |
|---|---|---|---|---|---|
| 30(SM) | 29-30 in | 35-36 in | 29.5 in | 31.5 in | 33.5 in |
| 32(MD) | 31-32 in | 37-38 in | 30.0 in | 32.0 in | 34.0 in |
| 34(MD) | 33-34 in | 39-40 in | 30.0 in | 32.0 in | 34.0 in |
| 36(LG) | 35-36 in | 41-42 in | 30.0 in | 32.0 in | 34.0 in |
| 38(LG) | 37-38 in | 43-44 in | 30.5 in | 32.5 in | 34.5 in |
| 40(XL) | 39-40 in | 44-45 in | 30.5 in | 32.5 in | 34.5 in |
| 42(XL) | 41-42 in | 46-47 in | 30.5 in | 32.5 in | 34.5 in |
| 44(2X) | 43-44 in | 47-48 in | 30.5 in | 32.5 in | 34.5 in |
Mens Shoes:
| USA | UK | EU | CM |
|---|---|---|---|
| 7 | 6 | 39 | 25 |
| 7.5 | 6.5 | 40 | 25.5 |
| 8 | 7 | 40.5 | 26 |
| 8.5 | 7.5 | 41 | 26.5 |
| 9 | 8 | 42 | 27 |
| 9.5 | 8.5 | 42.5 | 27.5 |
| 10 | 9 | 43 | 28 |
| 10.5 | 9.5 | 44 | 28.5 |
| 11 | 10 | 44.5 | 29 |
| 11.5 | 10.5 | 45 | 29.5 |
| 12 | 11 | 45.5 | 30 |
| 12.5 | 11.5 | 46 | 30.5 |
| 13 | 12 | 47 | 31 |
| 13.5 | 12.5 | 47.5 | 31.5 |
| 14 | 13 | 48 | 32 |
| 14.5 | 13.5 | 49 | 32.5 |
Girls::
| Height | Weight | Chest | Waist | |
|---|---|---|---|---|
| XXS (5) | 42-44 in | 40-43 lbs | 23-24 in | 22-23 in |
| XS (6) | 45-47 in | 44-50 lbs | 24-25 in | 22-23 in |
| SM (7-9) | 48-53 in | 51-65 lbs | 25-27 in | 23-24 in |
| MD (10-12) | 54-59 in | 66-87 lbs | 27-29 in | 24-26 in |
| LG (14-16) | 60-63 in | 86-105 lbs | 30-32 in | 27-29 in |
| XL (18-20) | 64-65 in | 106-115 lbs | 33-35 in | 30-32 in |
Boys::
| Height | Weight | Chest | Waist | |
|---|---|---|---|---|
| XXS (5) | 42-44 in | 40-43 lbs | 23-24 in | 22-23 in |
| XS (6) | 45-47 in | 44-50 lbs | 24-25 in | 22-23 in |
| SM (7-9) | 48-53 in | 51-65 lbs | 25-27 in | 23-24 in |
| MD (10-12) | 54-59 in | 66-87 lbs | 27-29 in | 24-26 in |
| LG (14-16) | 60-64 in | 88-115 lbs | 30-32 in | 27-29 in |
| XL (18-20) | 65-69 in | 116-140 lbs | 33-35 in | 29-31 in |
Patagonia Size Charts
Mens Tops:
| Chest | Sleeves | Waist | Neck | Inseam | |
|---|---|---|---|---|---|
| XX-Small | 31-33 | 31 | 26 | 13½-14 | 30 |
| X-Small | 34-35 | 32 | 28 | 14-14½ | 31 |
| Small | 35-37 | 33 | 29-30 | 15-15½ | 31 |
| Medium | 38-40 | 34 | 31-33 | 15½-16 | 32 |
| Large | 42-44 | 35 | 34-36 | 16½-17 | 33 |
| X-Large | 46-48 | 36 | 38-40 | 17-17½ | 33 |
| XX-Large | 50-52 | 37 | 42-44 | 17½-18 | 33 |
| XXX-Large | 54-56 | 38 | 46-48 | 18½ | 33 |
Mens Bottoms:
| Waist | Inseam* | |
|---|---|---|
| XX-Small | 26 | 31 |
| X-Small | 28 | 31 |
| Small | 29 | 31 |
| Medium | 31 | 32 |
| Medium | 32 | 32 |
| Medium | 33 | 32 |
| Large | 34 | 33 |
| Large | 35 | 33 |
| Large | 36 | 33 |
| X-Large | 38 | 33 |
| X-Large | 40 | 33 |
| XX-Large | 42 | 33 |
| XX-Large | 44 | 33 |
| XXX-Large | 46 | 33 |
| XXX-Large | 48 | 33 |
Measurements refer to body size, not garment dimensions, and are in inches, unless otherwise noted.* Inseam will vary depending on style; when lengths are offered, "short" is 30, "regular" is 32 and "long" is 34, unless otherwise noted.
Womens Tops:
Measurements are in inches, unless otherwise noted.
| Numeric | Chest | Waist | Hip | Inseam | |
|---|---|---|---|---|---|
| XX-Small | 00 | 31 | 24½ | 33½ | 30 |
| X-Small | 0-2 | 32-33 | 25½-26½ | 34½-35½ | 31 |
| Small | 4-6 | 34-35 | 27½-28½ | 36½-37½ | 32 |
| Medium | 8-10 | 36-37 | 29½-30½ | 38½-39½ | 32 |
| Large | 12-14 | 38½-40 | 32½-33½ | 41-42½ | 32 |
| X-Large | 16-18 | 42-44 | 35½-37½ | 45½-46½ | 32 |
| XX-Large | 20-22 | 46-48 | 40½-41½ | 48½-50½ | 32 |
Womens Bottoms:
Measurements refer to body size, not garment dimensions, and are in inches, unless otherwise noted.
* Inseam will vary depending on style; when lengths are offered, "short" is 30, "regular" is 32 and "long" is 34, unless otherwise noted.
| Size | Jeans & Cords | Natural Waist | Inseam | |
|---|---|---|---|---|
| XX-Small | 00 | 24 | 24.5 | 30 |
| X-Small | 0 | 25 | 25.5 | 31 |
| X-Small | 2 | 26 | 26.5 | 31 |
| Small | 4 | 27 | 27.5 | 32 |
| Small | 6 | 28 | 28.5 | 32 |
| Medium | 8 | 29 | 29.5 | 32 |
| Medium | 10 | 30 | 30.5 | 32 |
| Large | 12 | 31 | 32 | 32 |
| Large | 14 | 32 | 33.5 | 32 |
| X-Large | 16 | 33 | 35.5 | 32 |
| X-Large | 18 | 34 | 37.5 | 32 |
| XX-Large | 20 | — | 39.5 | 32 |
| XX-Large | 22 | — | 41.5 | 32 |
Kids:
Measurements are in inches, unless otherwise noted.
| Boys' | Sizes | Chest | Waist | Height | Weight (lbs.) |
|---|---|---|---|---|---|
| X-Small | 5-6 | 23-24 | 22½-23 | 44-46½ | 42-49 |
| Small | 7-8 | 25½-26½ | 23½-24½ | 49½-52 | 52-68 |
| Medium | 10 | 27½ | 25½ | 55½ | 71-85 |
| Large | 12 | 28½ | 26½ | 58½ | 87-100 |
| X-Large | 14 | 30½ | 28 | 61½ | 102-112 |
| XX-Large | 16-18 | 32-33½ | 29½-31 | 64-66½ | 114-135 |
| Girls' | Sizes | Chest | Waist | Height | Weight (lbs.) |
|---|---|---|---|---|---|
| X-Small | 5-6 | 23-24 | 22½-23 | 44-46½ | 42-49 |
| Small | 7-8 | 26-27 | 23½-24½ | 50½-52½ | 52-68 |
| Medium | 10 | 28½ | 25 | 55 | 71-87 |
| Large | 12 | 30 | 26 | 58 | 87-100 |
| X-Large | 14 | 31½ | 28 | 61 | 102-112 |
| XX-Large | 16-18 | 33½-35½ | 30-32 | 62½ | 114-135 |
Socks
| Socks | SM | MD | LG | XL |
| US Mens | 3-5.5 | 6-8.5 | 9-11.5 | 12-14.5 |
| US Womens | 4-6.5 | 7-9.5 | 10-12.5 | ---- |
| Euro | 34-37 | 38-41 | 42-45 | 46-49 |
| UK | 2-4.5 | 5-7.5 | 8-10.5 | 11-13.5 |
