Our kraft paper tea bags are professionally designed packaging solutions for loose tea, compressed tea, and tea cakes. Available in four square sizes for pressed tea cakes and three rectangular sizes for loose tea and compressed bricks, these bags combine natural kraft paper aesthetics with superior protective performance. Featuring self-sealing zippers and optional heat-seal capability, they're perfect for tea enthusiasts looking to share, store, or gift their favorite teas.

Product Line & Specifications

SERIES 1: SQUARE TEA CAKE BAGS (方形茶饼袋)

1.1 | 100g Tea Cake Bag - Silver White

• Dimensions: 17cm × 18cm
• Material: Glassine Paper + Aluminum Foil + CPP
• Thickness: 10 microns per layer
• Features:
  • Pristine silver-white exterior finish
  • Completely light-proof protection
  • Self-sealing zipper for repeated use
  • Heat-sealable with desktop impulse sealer
  • Easy-tear opening tab
  • Writable surface for labeling
• Capacity Reference: Ideal for 100g tea cakes up to 14cm diameter
• Best For: Single-serve puer cakes, small pressed teas

1.2 | 200g Tea Cake Bag - Natural Kraft

• Dimensions: 20cm × 21cm
• Material: Kraft Paper + Aluminum Foil + CPP
• Thickness: 15 microns per layer
• Features:
  • Natural kraft paper color exterior
  • Completely light-proof protection
  • Self-sealing zipper for repeated use
  • Heat-sealable with desktop impulse sealer
  • Easy-tear opening tab
  • Writable surface for labeling
• Capacity Reference: Ideal for 200g tea cakes up to 17cm diameter
• Best For: Medium-sized puer cakes, aged oolong cakes

1.3 | 357g/400g Tea Cake Bag - Natural Kraft

• Dimensions: 24cm × 25cm
• Material: Kraft Paper + Aluminum Foil + CPP
• Thickness: 15 microns per layer
• Features:
  • Natural kraft paper color exterior
  • Completely light-proof protection
  • Self-sealing zipper for repeated use
  • Heat-sealable with desktop impulse sealer
  • Easy-tear opening tab
  • Writable surface for labeling
• Capacity Reference: Fits 357g puer cakes and most 400g tea cakes (up to 19.5cm diameter)
• Best For: Standard size puer cakes, compressed tea cakes

1.4 | 500g Tea Cake Bag - Natural Kraft

• Dimensions: 27cm × 28cm
• Material: Kraft Paper + Aluminum Foil + CPP
• Thickness: 15 microns per layer
• Features:
  • Natural kraft paper color exterior
  • Completely light-proof protection
  • Self-sealing zipper for repeated use
  • Heat-sealable with desktop impulse sealer
  • Easy-tear opening tab
  • Writable surface for labeling
• Capacity Reference: Fits 500g tea cakes up to 22cm diameter
• Best For: Large puer cakes, bulk compressed teas

SERIES 2: RECTANGULAR STAND-UP POUCHES (长方形八边封自立袋)

All rectangular tea bags feature the same premium specifications:

• Material: Kraft Paper + Aluminum Foil + CPP
• Thickness: 15 microns per layer
• Color: Natural kraft paper
• Features:
  • Completely light-proof protection
  • Self-sealing zipper for repeated use
  • Heat-sealable with desktop impulse sealer
  • Easy-tear opening tab
  • Expandable bottom gusset for stability
  • Writable surface for labeling
  • Stand-up capability (when filled)

2.1 | Small Size

• Dimensions: 14cm × 23cm
• Bottom Expansion: Up to 7cm when filled
• Capacity Reference:
  • Silver Needle White Tea: 70g
  • Loose Aged Puer: 90g
  • Single Bush Oolong: 170g
• Best For: Individual tea samples, small loose tea portions

2.2 | Medium Size

• Dimensions: 17cm × 26cm
• Bottom Expansion: Up to 8cm when filled
• Capacity Reference:
  • Silver Needle White Tea: 120g
  • Loose Aged Puer: 160g
  • Single Bush Oolong: 300g
• Best For: Standard loose tea packaging, gifting portions

2.3 | Large Size

• Dimensions: 20cm × 29cm
• Bottom Expansion: Up to 8cm when filled
• Capacity Reference:
  • Silver Needle White Tea: 200g
  • Loose Aged Puer: 350g
  • Single Bush Oolong: 600g
• Best For: Bulk loose tea storage, larger gifting packages, commercial use

Material Structure & Protective Performance

Three-Layer Composite Design

Each bag features a sophisticated multi-layer construction optimized for tea preservation:

1. Outer Layer (Kraft Paper): Natural, food-grade kraft paper exterior providing:

   • Professional, eco-friendly appearance
   • Excellent printability surface
   • Durable protection during handling
   • Authentic kraft paper aesthetics

2. Middle Layer (Pure Aluminum Foil): Professional-grade aluminum providing:

   • 100% light-blocking capability
   • Superior moisture barrier
   • Oxygen barrier protection
   • Temperature stability

3. Inner Layer (CPP - Cast Polypropylene): Food-safe transparent polymer providing:

   • Direct contact safety with tea leaves
   • Non-toxic, odorless composition
   • Excellent seal integrity
   • Smooth, reliable zipper operation

Core Performance Features

✅ Completely Light-Proof - Aluminum foil middle layer blocks 100% of light, preventing UV degradation and preserving tea color, aroma, and flavor

✅ Superior Moisture Protection - Multi-layer barrier system isolates contents from ambient humidity, maintaining optimal tea freshness

✅ Oxygen Barrier - Sealed environment prevents oxidation, essential for long-term tea storage and aging

✅ Resealable Zipper Closure - Premium self-sealing zipper allows multiple open/seal cycles while maintaining reliable closure integrity

✅ Flexible Sealing Options:

• Use the self-sealing zipper for repeated access without tools
• Optional heat-seal with desktop impulse sealer for permanent closure

✅ Easy-Tear Opening - Convenient tear tab for initial opening—no scissors required

✅ Stand-Up Design (Rectangular only) - Expandable bottom gusset allows bags to stand independently when filled, maximizing shelf or storage space

✅ Writable Surface - Natural kraft paper accepts standard markers for easy labeling with tea variety, date, weight, and tasting notes

✅ Premium Aesthetics - Natural kraft paper exterior conveys quality and authenticity, perfect for gifting or retail presentation

Usage Instructions

Basic Use (Self-Sealing)

1. Fill the bag with tea or loose leaf to recommended capacity
2. Leave 2-3cm space at the top for sealing
3. Close the self-sealing zipper completely
4. Label with tea information if desired
5. Store in cool, dry location away from direct sunlight

Permanent Sealing (Optional Heat-Sealing)

1. Fill the bag as above
2. Ensure zipper is open
3. Use a desktop impulse sealer (200-600W recommended) to heat-seal the top opening
4. Allow to cool completely before handling
5. Can still be opened later if needed

Labeling

• Use standard markers or pens to write directly on kraft paper surface
• Ideal for noting: tea variety, origin, weight, harvest date, tasting notes
• Labels remain visible and professional-looking

Storage

• Keep in cool, dry conditions (15-25°C optimal)
• Away from direct sunlight, heat sources, and strong odors
• Can be stored upright (rectangular bags) or flat (all bags)
• Maintains tea quality for extended periods when properly sealed

Application Scenarios

✨ Personal Tea Storage - Keep loose teas and samples fresh and organized

✨ Tea Gifting - Share tea with friends and family in premium-looking packaging

✨ Tea Sharing Sets - Distribute multiple tea varieties in one attractive gift package

✨ Retail Display - Professional presentation for tea shops and specialty retailers

✨ Tea Cakes & Compressed Tea - Perfect fit for puer cakes, compressed oolong, and tea bricks

✨ Bulk Storage - Ideal for storing tea cakes and loose tea while preserving quality

✨ Food & Spice Packaging - Use for coffee beans, dried herbs, and other food items requiring moisture protection

Why Choose Our Kraft Paper Tea Bags?

Proven Performance

Every puer cake and compressed tea we sell is already packaged in these bags. They're trusted by our customers and backed by real-world performance data.

Natural Aesthetics

The warm kraft paper exterior conveys authenticity and quality—perfect for tea lovers who appreciate both function and form.

Flexible Packaging

Square bags accommodate various cake sizes, while rectangular pouches work for loose tea and compressed bricks. We have the right size for every tea type.

User-Friendly Design

Self-sealing zippers make accessing your tea simple and convenient. Heat-seal option available for permanent storage when needed.

Value for Money

Economical pricing without compromising on protective performance. Get professional-grade tea packaging at reasonable cost.

Technical Specifications Summary

Comparison: Kraft Paper Bags vs. Aluminum Foil Sample Bags

Ordering Information

• Available for Individual Purchase - No minimum order quantity
• Color Options - Silver white (100g cake bag) or natural kraft (all others)
• No Customization - Plain kraft paper, no logo or printing options
• Note: Customers who purchase whole tea cakes or compressed tea receive these bags included with their order

Perfect Complements to Your Tea Collection

Whether you're a tea enthusiast looking to store your prized collection, a tea lover wanting to share with friends, or a retailer seeking professional packaging, our kraft paper tea bags deliver exceptional value and protection. Their proven track record with our tea cake products speaks to their reliability and quality.