Watercolor challenge:  Ink 

Here are the details:

• Share your painting of an ink pen or ink bottle
• Sponsored by SketchBox
• Prize for one random participant:    SketchBox’s Ink Illustration Premium Ink Box
• Entries must be posted in the Facebook group: Watercolor – Beginners and Beyond
• Include topic hashtag in your Facebook post:  #ink
• You may enter as often as you want
• Open to all countries
• Winner is chosen randomly
• Deadline October 3, 2025, 11:59 pm ET (New York time)
• Winner announced October 5, 2025
• Mediums accepted:  watercolor, watercolor pencils, gouache, water soluble graphite, water soluble inks, and mixed media as long as it includes watercolor

What is the prize?   

This week’s challenge is generously sponsored by our friends at SketchBox.

• Sennelier India ink (black)
• Speedball custom copper ink
• Kuretake Futaho Kabura #30 dual-tipped pen (black)
• Kuretake Bimoji Fude Brush pen (navy ink)
• Gelly Roll white pen for highlights
• Faber Castell 9000 2H pencil
• 4×6″ hot press pad, 245 GSM, warm white
• Princeton 3/8″ angle shader brush

For 10% discount, use code:  DiannSketchBox

When shopping online, please consider using our affiliate links.  This helps to pay for prizes and postage to mail the prizes. We mail prizes all over the world.  As an affiliate, I earn from qualifying purchases.  #ad

Amazon:  (I will get credit for anything you purchase after using my link to land on the Amazon site)

• Amazon Storefront  (lists of brushes, paint, paper, pens, pencils, mats, budget-friendly supplies, misc items I recommend)
• Amazon – USA
• Amazon – Canada
• Amazon – UK

Art supplies:

• Jackson’s Art Supplies
• DaVinci Paints
• Rosemary and Co. brushes
• Fuumuui (10% discount code: WBB)
• Jackman’s Art Materials (10% discount code:WBB10)
• SketchBox (10% discount code:  DiannSketchBox)

Online watercolor courses:

• Urban Sketch Courses by Ian Fennelly
• Watercolour Mentor Courses by Darren Yeo
  • Watercolour Essentials
  • Watercolour Mentorship Program
  • Mastering Urban Landscapes in Watercolour

Paypal link (if you want to contribute directly to help support the weekly prizes and postage)

Thank you for your support!

If you have ideas to share for future challenges, please add your comment to the post –>add challenge recommendation

• Facebook – personal page
• Instagram – my art account
• Instagram – WBB
• Patreon
• YouTube
• Facebook groups:
  • Watercolor – Beginners and Beyond
  • Drawing – Beginners and Beyond
  • Digital Art – Beginners and Beyond
  • Acrylic – Beginners and Beyond
  • Tiny Art 

For a free 7-day trial on my Patreon:  Diann Zimmerman – Patreon.

This painting challenge is not endorsed, sponsored, or administered by Facebook or Instagram.

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