Image uniform height without cropping?

Images are in various sizes, and I need them to have a uniform height so they fit on the row, but not width, and without cropping the image?

How do I do this?

http://www.fitzplus.co/

### WordPress Environment ###

Home URL: http://www.fitzplus.co
Site URL: http://www.fitzplus.co
WC Version: 2.5.0
Log Directory Writable: ✔ /home/creationsb1/public_html/wp-content/uploads/wc-logs/
WP Version: 4.4.1
WP Multisite: –
WP Memory Limit: 256 MB
WP Debug Mode: –
Language: en

### Server Environment ###

Server Info: Apache/2.4.16
PHP Version: 5.4.45
PHP Post Max Size: 48 MB
PHP Time Limit: 120
PHP Max Input Vars: 1000
SUHOSIN Installed: –
MySQL Version: 5.5.45
Max Upload Size: 32 MB
Default Timezone is UTC: ✔
fsockopen/cURL: ✔
SoapClient: ✔
DOMDocument: ✔
GZip: ✔
Multibyte String: ✔
Remote Post: ✔
Remote Get: ✔

### Database ###

WC Database Version: 2.5.0
:
woocommerce_sessions: ✔
woocommerce_api_keys: ✔
woocommerce_attribute_taxonomies: ✔
woocommerce_termmeta: ✔
woocommerce_downloadable_product_permissions: ✔
woocommerce_order_items: ✔
woocommerce_order_itemmeta: ✔
woocommerce_tax_rates: ✔
woocommerce_tax_rate_locations: ✔

### Active Plugins (11) ###

Jetpack by WordPress.com: by Automattic – 3.9.1
JW Player 7 for WordPress: by ilGhera – 1.1.1
Limit Login Attempts: by Johan Eenfeldt – 1.7.1
Page Links To: by Mark Jaquith – 2.9.6
Go Daddy Quick Setup: by GoDaddy.com
LLC – 1.04

Regenerate Thumbnails: by Alex Mills (Viper007Bond) – 2.2.6
Category Order and Taxonomy Terms Order: by Nsp-Code – 1.4.7
W3 Total Cache: by Frederick Townes – 0.9.4.1
WooCommerce: by WooThemes – 2.5.0
WooThemes Helper: by WooThemes – 1.5.9
Yoast SEO: by Team Yoast – 3.0.7

### Settings ###

Force SSL: ✔
Currency: USD ($)
Currency Position: left
Thousand Separator: ,
Decimal Separator: .
Number of Decimals: 2

### API ###

API Enabled: ✔
API Version: 3.1.0

### WC Pages ###

Shop Base: #5 – /
Cart: #6 – /cart/
Checkout: #7 – /checkout/
My Account: #8 – /my-account/

### Taxonomies ###

Product Types: simple (simple)
grouped (grouped)
variable (variable)
external (external)

### Theme ###

Name: Artificer
Version: 1.3.14
Author URL: http://www.woothemes.com
Child Theme: ✕ – If you’re modifying WooCommerce on a parent theme you didn’t build personally
then we recommend using a child theme. See: How to create a child theme

WooCommerce Support: ✔

### Templates ###

Overrides: –

https://wordpress.org/plugins/woocommerce/